Quick Takeaways
- IAC - IAC Inc. has 20 insiders with reported activity on this page.
- No net insider buy/sell flow is currently reported for the last year.
- Recent transaction rows are available for direct filing-level review.
Insider Transactions Reported by 20 Insiders of IAC Inc.
- Symbol
- IAC on Nasdaq
- Location
- New York, NY
What Changed
- No meaningful buy/sell imbalance is currently visible in the one-year window.
- Activity will update as new Forms 3/4/5 are filed.
Why This Matters
- This page gives a plain-language issuer insider context before you inspect transaction-level evidence.
- Use the filing links below to verify timestamps, codes, and ownership impacts directly from SEC forms.
Source Evidence
Filed on Form 4
See Original Filing
Issuer insider activity is sourced from SEC Forms 3, 4, and 5.
Insider trading overview
Last 12 monthsInsider buy and sell flow is broadly balanced over the last 12 months. No Buy or Sell transactions have been reported since 16 May 2025.
Buys
$0
Shares: 0
Insiders: 0
Sells
$0
Shares: 0
Insiders: 0
Net
$0
Shares: 0
Insiders: 0
| Window (months) | Buy shares | Sell shares | Buy $ | Sell $ | Net $ |
|---|---|---|---|---|---|
| 0-3 | 0 | 0 | $0 | $0 | $0 |
| 3-6 | 0 | 0 | $0 | $0 | $0 |
| 6-9 | 0 | 0 | $0 | $0 | $0 |
| 9-12 | 0 | 0 | $0 | $0 | $0 |
IAC Inc. executives and other stock owners filed with the SEC include:
| Name | Relationship | Holdings Value | Past Year Net Change | Change % | Valuation | Report Date |
|---|---|---|---|---|---|---|
| Barry Diller | Chairman & Senior Executive, Director | $26,617,117 | Mixed | 05 Nov 2025 | ||
| Mark J. Stein | Evp & Cso | $15,599,288 | Mixed | 08 Oct 2021 | ||
| Alan G. Spoon | Director | $10,258,859 | Mixed | 23 Jun 2025 | ||
| Michael D. Eisner | Director | $8,330,645 | Mixed | 31 Mar 2026 | ||
| Bryan Lourd | Director | $7,739,845 | Mixed | 31 Mar 2026 | ||
| Christopher Halpin | Evp, Cfo & Coo | $4,911,037 | Mixed | 06 Feb 2026 | ||
| Kendall Handler | Evp & Clo | $3,823,426 | Mixed | 06 Feb 2026 | ||
| Alexander von Furstenberg | Director | $3,819,186 | Mixed | 23 Jun 2025 | ||
| Victor Kaufman | Vice Chairman, Director | $3,526,732 | Mixed | 09 Feb 2026 | ||
| Chelsea Clinton | Director | $3,411,592 | Mixed | 31 Mar 2026 | ||
| David S. Rosenblatt | Director | $3,239,314 | Mixed | 23 Jun 2025 | ||
| Richard F. Zannino | Director | $2,210,808 | Mixed | 23 Jun 2025 | ||
| Glenn H. Schiffman | Evp & Cfo | $1,812,767 | Mixed | 25 May 2021 | ||
| Bonnie S. Hammer | Director | $1,312,453 | Mixed | 23 Jun 2025 | ||
| Michael H. Schwerdtman | SVP and CAO | $1,250,297 | Mixed | 28 Feb 2026 | ||
| Tor Braham | Director | $567,000 | Mixed | 18 Jun 2025 | ||
| Maria Seferian | Director | $374,265 | Mixed | 31 Mar 2026 | ||
| Westley Moore | Director | $132,993 | Mixed | 25 Jul 2022 | ||
| Joseph M. Levin | Chief Executive Officer, Director | $0 | Mixed | 13 Jan 2025 | ||
| Erik Bradbury | Svp And Controller (Cao) | Mixed | 06 Feb 2024 |
Top shareholders of IAC Inc. (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Ownership % is shown only when it is directly reported or safely comparable across share classes.
Methodology: rows are grouped by holder and ranked by the holder's primary source value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
| Holder | Source | Role / Reporting | Ownership % | Shares | Holdings Value | 12M Net Δ | As of | Details |
|---|---|---|---|---|---|---|---|---|
| BlackRock, Inc. |
13F
|
Company |
11%
|
7,945,476
|
$318,057,405 | — | 31 Mar 2026 | |
| Barry Diller |
13D/G
3/4/5
|
Chairman & Senior Executive, Director |
8.1%
|
7,100,629
|
$252,427,361 | $0 | 13 Jan 2025 | |
| ARISTEIA CAPITAL, L.L.C. |
13F
13D/G
|
Company |
8%
from 13D/G
|
5,908,837
|
$236,530,745 | — | 31 Mar 2026 | |
| HighSage Ventures LLC |
13D/G
|
Stier Jennifer |
7.3%
|
5,394,779
|
$219,028,027 | +$16,814,612 | 30 Jun 2025 | |
| SOUTHEASTERN ASSET MANAGEMENT INC/TN/ |
13F
13D/G
|
Company · Southeastern Asset Management, Inc. |
5.6%
from 13D/G
|
4,022,729
|
$161,029,842 | — | 31 Mar 2026 | |
| VANGUARD PORTFOLIO MANAGEMENT LLC |
13D/G
13F
|
Vanguard Portfolio Management · Company |
5.1%
|
3,610,940
|
$144,545,928 | $0 | 31 Mar 2026 | |
| Helikon Investments Ltd |
13F
|
Company |
4.9%
|
3,518,414
|
$140,842,112 | — | 31 Mar 2026 | |
| Corvex Management LP |
13F
|
Company |
4.7%
|
3,355,075
|
$134,303,652 | — | 31 Mar 2026 | |
| JPMORGAN CHASE & CO |
13D/G
13F
|
Company |
4.9%
|
3,649,957
|
$124,354,035 | -$98,221,902 | 30 Sep 2025 | |
| VANGUARD CAPITAL MANAGEMENT LLC |
13F
|
Company |
4.1%
|
2,917,892
|
$116,803,217 | — | 31 Mar 2026 | |
| Patient Capital Management, LLC |
13F
|
Company |
3.8%
|
2,699,564
|
$108,063,564 | — | 31 Mar 2026 | |
| DAVIS SELECTED ADVISERS |
13F
|
Company |
3.4%
|
2,413,247
|
$96,602,764 | — | 31 Mar 2026 | |
| STATE STREET CORP |
13F
|
Company |
3.2%
|
2,255,287
|
$90,279,139 | — | 31 Mar 2026 | |
| AQR CAPITAL MANAGEMENT LLC |
13F
|
Company |
3.1%
|
2,203,183
|
$88,127,321 | — | 31 Mar 2026 | |
| BANK OF MONTREAL /CAN/ |
13F
|
Company |
2.9%
|
2,037,824
|
$81,574,094 | — | 31 Mar 2026 | |
| THOMPSON SIEGEL & WALMSLEY LLC |
13F
|
Company |
2.6%
|
1,821,069
|
$72,897,000 | — | 31 Mar 2026 | |
| GEODE CAPITAL MANAGEMENT, LLC |
13F
|
Company |
1.7%
|
1,194,052
|
$47,810,594 | — | 31 Mar 2026 | |
| Wallace Capital Management Inc. |
13F
|
Company |
1.6%
|
1,119,278
|
$44,804,698 | — | 31 Mar 2026 | |
| Joseph M. Levin |
13D/G
|
— |
1.3%
|
1,021,686
|
$36,320,937 | $0 | 13 Jan 2025 | |
| Boston Partners |
13F
|
Company |
1.2%
|
873,339
|
$34,959,055 | — | 31 Mar 2026 | |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC |
13F
|
Company |
1.2%
|
867,299
|
$34,717,979 | — | 31 Mar 2026 | |
| Empyrean Capital Partners, LP |
13F
|
Company |
1.2%
|
820,000
|
$32,824,600 | — | 31 Mar 2026 | |
| MORGAN STANLEY |
13F
|
Company |
1.1%
|
815,871
|
$32,659,370 | — | 31 Mar 2026 | |
| UBS Group AG |
13F
|
Company |
1%
|
718,589
|
$28,765,117 | — | 31 Mar 2026 | |
| ALLEN HOLDING INC /NY |
13F
|
Company |
0.84%
|
601,100
|
$24,062,033 | — | 31 Mar 2026 | |
| PUBLIC SECTOR PENSION INVESTMENT BOARD |
13F
|
Company |
0.83%
|
593,963
|
$23,776,339 | — | 31 Mar 2026 | |
| HIGHBRIDGE CAPITAL MANAGEMENT LLC |
13F
|
Company |
0.8%
|
568,456
|
$22,237,999 | — | 31 Mar 2026 | |
| Allspring Global Investments Holdings, LLC |
13F
|
Company |
0.78%
|
553,949
|
$22,141,341 | — | 31 Mar 2026 | |
| GOLDMAN SACHS GROUP INC |
13F
|
Company |
0.7%
|
494,997
|
$19,814,740 | — | 31 Mar 2026 | |
| NORTHERN TRUST CORP |
13F
|
Company |
0.66%
|
472,401
|
$18,910,212 | — | 31 Mar 2026 | |
| ROYAL BANK OF CANADA |
13F
|
Company |
0.64%
|
458,414
|
$18,350,000 | — | 31 Mar 2026 | |
| ACR Alpine Capital Research, LLC |
13F
|
Company |
0.63%
|
450,788
|
$18,045,044 | — | 31 Mar 2026 | |
| BNP PARIBAS FINANCIAL MARKETS |
13F
|
Company |
0.58%
|
411,114
|
$16,456,893 | — | 31 Mar 2026 | |
| VANGUARD FIDUCIARY TRUST CO |
13F
|
Company |
0.57%
|
403,526
|
$16,153,146 | — | 31 Mar 2026 | |
| Mark J. Stein |
3/4/5
|
EVP & CSO |
—
mixed-class rows
|
447,810
mixed-class rows
|
$15,599,288 | — | 08 Oct 2021 | |
| DIAMOND HILL CAPITAL MANAGEMENT INC |
13F
|
Company |
0.54%
|
386,989
|
$15,491,170 | — | 31 Mar 2026 | |
| Bragg Financial Advisors, Inc |
13F
|
Company |
0.52%
|
369,226
|
$14,780,117 | — | 31 Mar 2026 | |
| STATE OF WISCONSIN INVESTMENT BOARD |
13F
|
Company |
0.5%
|
356,113
|
$14,255,203 | — | 31 Mar 2026 | |
| ROYCE & ASSOCIATES LP |
13F
|
Company |
0.48%
|
338,597
|
$13,554,038 | — | 31 Mar 2026 | |
| Bank of New York Mellon Corp |
13F
|
Company |
0.47%
|
332,775
|
$13,320,972 | — | 31 Mar 2026 | |
| ALLEN OPERATIONS LLC |
13F
|
Company |
0.45%
|
319,477
|
$12,788,665 | — | 31 Mar 2026 | |
| PRINCIPAL FINANCIAL GROUP INC |
13F
|
Company |
0.44%
|
315,957
|
$12,647,760 | — | 31 Mar 2026 | |
| BROOKTREE CAPITAL MANAGEMENT |
13F
|
Company |
0.44%
|
314,448
|
$12,587,353 | — | 31 Mar 2026 | |
| Applied Fundamental Research, LLC |
13F
|
Company |
0.43%
|
305,099
|
$12,213,113 | — | 31 Mar 2026 | |
| FRANKLIN RESOURCES INC |
13F
|
Company |
0.42%
|
300,563
|
$12,031,536 | — | 31 Mar 2026 | |
| Invesco Ltd. |
13F
|
Company |
0.4%
|
287,944
|
$11,526,399 | — | 31 Mar 2026 | |
| FOURSIXTHREE CAPITAL LP |
13F
|
Company |
0.39%
|
274,650
|
$10,994,240 | — | 31 Mar 2026 | |
| Alan G. Spoon |
3/4/5
|
Director |
0.4%
|
285,206
|
$10,258,859 | — | 23 Jun 2025 | |
| AREX Capital Management, LP |
13F
|
Company |
0.35%
|
250,000
|
$10,007,500 | — | 31 Mar 2026 | |
| ACADIAN ASSET MANAGEMENT LLC |
13F
|
Company |
0.35%
|
247,772
|
$9,910,000 | — | 31 Mar 2026 |
Recent Insider Transactions by Companies or Individuals for IAC Inc.
Showing up to 300 most recent insider transactions from the last 12 months.
| Insider | Symbol | Class | Transaction | % | Value $ | * Price $ | Shares | Shares Owned | Date | Ownership |
|---|---|---|---|---|---|---|---|---|---|---|
| Michael D. Eisner | IAC | Common Stock, par value $0.0001 | Award | 0.21% | 359 | 172,505 | 31 Mar 2026 | Direct | ||
| Bryan Lourd | IAC | Common Stock, par value $0.0001 | Award | 0.21% | 406 | 197,950 | 31 Mar 2026 | Direct | ||
| Chelsea Clinton | IAC | Common Stock, par value $0.0001 | Award | 0.18% | 156 | 87,253 | 31 Mar 2026 | Direct | ||
| Maria Seferian | IAC | Common Stock, par value $0.0001 | Award | 4.33% | 312 | 7,524 | 31 Mar 2026 | Direct | ||
| Michael H. Schwerdtman | IAC | Common Stock, par value $0.0001 | Tax liability | -11% | -4,384 | 35,621 | 28 Feb 2026 | Direct | ||
| Michael H. Schwerdtman | IAC | Common Stock, par value $0.0001 | Options Exercise | 39.2% | 11,262 | 40,005 | 28 Feb 2026 | Direct | ||
| Michael H. Schwerdtman | IAC | Restricted Stock Units | Options Exercise | -50% | -11,262 | 11,262 | 28 Feb 2026 | Direct | ||
| Victor Kaufman | IAC | Common Stock, par value $0.0001 | Tax liability | -4.29% | -1,007 | 22,483 | 10 Feb 2026 | Direct | ||
| Victor Kaufman | IAC | Common Stock, par value $0.0001 | Options Exercise | 11.6% | 2,445 | 23,490 | 10 Feb 2026 | Direct | ||
| Victor Kaufman | IAC | Restricted Stock Units | Options Exercise | -33.3% | -2,445 | 4,890 | 10 Feb 2026 | Direct | ||
| Victor Kaufman | IAC | Restricted Stock Units | Award | 6,845 | 6,845 | 09 Feb 2026 | Direct | |||
| Kendall Handler | IAC | Restricted Stock Units | Award | 123,220 | 123,220 | 09 Feb 2026 | Direct | |||
| Christopher Halpin | IAC | Restricted Stock Units | Award | 219,058 | 219,058 | 09 Feb 2026 | Direct | |||
| Kendall Handler | IAC | Common Stock, par value $0.0001 | Tax liability | -12% | -14,584 | 107,249 | 08 Feb 2026 | Direct | ||
| Kendall Handler | IAC | Common Stock, par value $0.0001 | Options Exercise | 30.6% | 28,568 | 121,833 | 08 Feb 2026 | Direct | ||
| Kendall Handler | IAC | Restricted Stock Units | Options Exercise | -66.7% | -28,568 | 14,284 | 08 Feb 2026 | Direct | ||
| Christopher Halpin | IAC | Common Stock, par value $0.0001 | Tax liability | -7.81% | -11,668 | 137,757 | 08 Feb 2026 | Direct | ||
| Christopher Halpin | IAC | Common Stock, par value $0.0001 | Options Exercise | 18.1% | 22,855 | 149,425 | 08 Feb 2026 | Direct | ||
| Christopher Halpin | IAC | Restricted Stock Units | Options Exercise | -50% | -22,855 | 22,855 | 08 Feb 2026 | Direct | ||
| Kendall Handler | IAC | Common Stock, par value $0.0001 | Tax liability | -30.7% | -32,062 | 72,387 | 06 Feb 2026 | Direct | ||
| Kendall Handler | IAC | Common Stock, par value $0.0001 | Options Exercise | 117.8% | 62,430 | 115,429 | 06 Feb 2026 | Direct | ||
| Kendall Handler | IAC | Restricted Stock Units | Options Exercise | -61.7% | -62,430 | 38,778 | 06 Feb 2026 | Direct | ||
| Christopher Halpin | IAC | Common Stock, par value $0.0001 | Tax liability | -43.1% | -64,292 | 84,994 | 06 Feb 2026 | Direct | ||
| Christopher Halpin | IAC | Common Stock, par value $0.0001 | Options Exercise | 283.8% | 125,653 | 169,931 | 06 Feb 2026 | Direct | ||
| Christopher Halpin | IAC | Restricted Stock Units | Options Exercise | -75.5% | -125,653 | 40,716 | 06 Feb 2026 | Direct | ||
| Maria Seferian | IAC | Common Stock, par value $0.0001 | Award | 4.64% | 320 | 7,212 | 31 Dec 2025 | Direct | ||
| Michael D. Eisner | IAC | Common Stock, par value $0.0001 | Award | 0.21% | 368 | 172,146 | 31 Dec 2025 | Direct | ||
| Chelsea Clinton | IAC | Common Stock, par value $0.0001 | Award | 0.18% | 160 | 87,097 | 31 Dec 2025 | Direct | ||
| Bryan Lourd | IAC | Common Stock, par value $0.0001 | Award | 0.21% | 416 | 197,544 | 31 Dec 2025 | Direct | ||
| Maria Seferian | IAC | Common Stock, par value $0.0001 | Options Exercise | 43.1% | 2,075 | 6,892 | 12 Dec 2025 | Direct | ||
| Maria Seferian | IAC | Restricted Stock Units | Options Exercise | -50% | -2,075 | 2,074 | 12 Dec 2025 | Direct | ||
| Kendall Handler | IAC | Common Stock, par value $0.0001 | Tax liability | -49.7% | -37,273 | 37,740 | 30 Nov 2025 | Direct | ||
| Kendall Handler | IAC | Common Stock, par value $0.0001 | Options Exercise | 452.9% | 73,012 | 89,134 | 30 Nov 2025 | Direct | ||
| Kendall Handler | IAC | Restricted Stock Units | Options Exercise | -100% | -73,012 | 0 | 30 Nov 2025 | Direct | ||
| Barry Diller | IAC | Common Stock, par value $0.0001 | Tax liability | -26.6% | -240,968 | 665,234 | 05 Nov 2025 | Direct | ||
| Barry Diller | IAC | Common Stock, par value $0.0001 | Options Exercise | 93.9% | 438,757 | 906,202 | 05 Nov 2025 | Direct | ||
| Barry Diller | IAC | Restricted Stock Units | Options Exercise | -100% | -438,757 | 0 | 05 Nov 2025 | Direct | ||
| Maria Seferian | IAC | Common Stock, par value $0.0001 | Award | 8.25% | 367 | 4,817 | 30 Sep 2025 | Direct | ||
| Chelsea Clinton | IAC | Common Stock, par value $0.0001 | Award | 0.21% | 183 | 86,937 | 30 Sep 2025 | Direct | ||
| Michael D. Eisner | IAC | Common Stock, par value $0.0001 | Award | 0.25% | 422 | 171,778 | 30 Sep 2025 | Direct | ||
| Bryan Lourd | IAC | Common Stock, par value $0.0001 | Award | 0.24% | 477 | 197,128 | 30 Sep 2025 | Direct | ||
| Michael D. Eisner | IAC | Common Stock, par value $0.0001 | Award | 0.2% | 343 | 170,711 | 30 Jun 2025 | Direct | ||
| Chelsea Clinton | IAC | Common Stock, par value $0.0001 | Award | 0.21% | 167 | 80,633 | 30 Jun 2025 | Direct | ||
| Maria Seferian | IAC | Common Stock, par value $0.0001 | Award | 8.26% | 335 | 4,392 | 30 Jun 2025 | Direct | ||
| Bryan Lourd | IAC | Common Stock, par value $0.0001 | Award | 0.24% | 407 | 170,244 | 30 Jun 2025 | Direct | ||
| Richard F. Zannino | IAC | Common Stock, par value $0.0001 | Award | 2.2% | 1,257 | 58,487 | 23 Jun 2025 | Direct | ||
| Richard F. Zannino | IAC | Restricted Stock Units | Options Exercise | -100% | -1,257 | 0 | 23 Jun 2025 | Direct | ||
| Bryan Lourd | IAC | Common Stock, par value $0.0001 | Award | 0.75% | 1,257 | 169,837 | 23 Jun 2025 | Direct | ||
| Bryan Lourd | IAC | Restricted Stock Units | Options Exercise | -100% | -1,257 | 0 | 23 Jun 2025 | Direct | ||
| Bonnie S. Hammer | IAC | Common Stock, par value $0.0001 | Award | 3.76% | 1,257 | 34,721 | 23 Jun 2025 | Direct |
* An asterisk sign (*) next to the price indicates that the price is likely invalid.