Comparable stake leader
Mark L. Baum
SEC ownership of HARROW, INC.
Top holders, 13D/G large-stake signals, insider positions, and transaction flow tied to CIK 0001360214.
Disclosed value leader
Opaleye Management Inc.
Comparable rows
50/50
Latest evidence
31 Mar 2026
- Public ticker
- HROW on Nasdaq
- Parsed ownership sources
- 13D/G, 3/4/5, and 13F
- Largest SEC-reported holder
- Mark L. Baum
- Latest 13D/G holder
- Mark L. Baum
- Latest parsed ownership date
- 31 Mar 2026
- Issuer CIK
- 0001360214
- Issuer location
- Nashville, TN
Ownership snapshot
CIK-linked ownership evidence from parsed SEC filings.
2 signals
Issuer
Names, identifiers, and filing context for this profile.
2 identity fields
Ownership snapshot
Top shareholders of HARROW, INC. (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
Mark L. Baum
Disclosed value leader
Opaleye Management Inc.
Comparable rows
50/50
Latest evidence
31 Mar 2026
13D/G
3/4/5
13F
Lead comparable stake: 11%
13D/G row: Mark L. Baum
Showing 1-8 of 50 holder rows.
Quick read
Mark L. Baum leads the comparable SEC ownership view at 11%.
50 of 50 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens Mark L. Baum's linked filing trail.
Comparable ownership
Top 5
Mark L. Baum
11%
Opaleye Management Inc.
7.6%
Daniel Louis Kaufman
5%
BlackRock, Inc.
6.9%
Private Capital Management, LLC
4.2%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-8 of 50 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| Mark L. Baum |
13D/G
3/4/5
CHIEF EXECUTIVE OFFICER, Director
|
11%
|
$100,085,253
4,056,962 shares
|
$0 | 03 Apr 2025 |
| Opaleye Management Inc. |
3/4/5
13D/G
13F
10%+ Owner · Company
|
7.6%
from 13D/G
|
$146,049,979
3,681,428 shares
|
-$10,108,067 | 03 Mar 2026 |
| Daniel Louis Kaufman |
13D/G
Daniel Kaufman
|
5%
|
$88,491,360
1,878,000 shares
|
$0 | 10 Mar 2026 |
| BlackRock, Inc. |
13F
Company
|
6.9%
|
$90,010,282
2,552,759 shares
|
— | 31 Mar 2026 |
| Private Capital Management, LLC |
13F
Company
|
4.2%
|
$55,076,120
1,562,000 shares
|
— | 31 Mar 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC |
13F
Company
|
3.8%
|
$49,471,755
1,403,056 shares
|
— | 31 Mar 2026 |
| Luxor Capital Group, LP |
13F
Company
|
3%
|
$39,470,044
1,119,400 shares
|
— | 31 Mar 2026 |
| STATE STREET CORP |
13F
Company
|
2.3%
|
$30,148,957
855,047 shares
|
— | 31 Mar 2026 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
Forms 3/4/5 flow
Insider trading overview
Net insider flow leans to selling over the last 12 months. Net value: -$9,639,347.
Buys
$468,720
Insiders: 4
Sells
$10,108,067
Insiders: 1
Net
-$9,639,347
Shares: -238,276
Window
Last 12 months
4 rolling buckets
Buy value
Sell value
Shares: 15,500
Shares: 253,776
| Window (months) | Buy shares | Sell shares | Buy value | Sell value | Net value |
|---|---|---|---|---|---|
| 0-3 | 15,500 | 0 | $468,720 | $0 | +$468,720 |
| 3-6 | 0 | 223,572 | $0 | $9,184,240 | -$9,184,240 |
| 6-9 | 0 | 0 | $0 | $0 | $0 |
| 9-12 | 0 | 30,204 | $0 | $923,827 | -$923,827 |
Reporting owners
Insider holders from Forms 3/4/5
Showing 1-16 of 16 reporting-owner rows connected to HARROW, INC.. Open a relationship link for the CIK-to-CIK filing trail.
Rows
16
Largest Forms 3/4/5 holder
Opaleye Management Inc.
Net 12M change
-$9,639,347
Latest report
18 May 2026
| Name | Relationship | Holdings Value | Past Year Net Change | Change % | Valuation | Report Date |
|---|---|---|---|---|---|---|
| Opaleye Management Inc. | 10%+ Owner | $146,049,979 | -$10,108,067 | -6.5% | Filing P/S | 03 Mar 2026 |
| Mark L. Baum | CHIEF EXECUTIVE OFFICER, Director | $90,483,126 | +$302,000 | +0.33% | Filing P/S | 14 May 2026 |
| Andrew R. Boll | President And Cfo | $24,358,902 | +$104,650 | +0.43% | Filing P/S | 14 May 2026 |
| John P. Saharek | CEO & President, ImprimisRx | $10,791,989 | Mixed | 03 Apr 2025 | ||
| Richard L. Lindstrom MD | Director | $1,022,671 | Mixed | 30 Sep 2022 | ||
| Martin A. Makary | Director | $364,950 | Mixed | 14 Jun 2024 | ||
| Adrienne L. Graves | Director | $31,070 | +$31,070 | +100% | Filing P/S | 18 May 2026 |
| Lauren P. Silvernail | Director | $31,000 | +$31,000 | +100% | Filing P/S | 18 May 2026 |
| Robert J. Kammer | Director | Mixed | 25 Jun 2021 | |||
| Teresa Sparks | Director | Mixed | 21 Jun 2023 | |||
| R. Lawrence van Horn | Director | Mixed | 21 Jun 2023 | |||
| Francis William Mullery Jr. | CEO, ImprimisRx | Mixed | 06 Oct 2025 | |||
| Patrick William Sullivan | Chief Commercial Officer | Mixed | 30 Jan 2026 | |||
| Amir H. Shojaei | Chief Scientific Officer | Mixed | 15 May 2026 | |||
| Perry J. Sternberg | Director | Mixed | 20 Jun 2025 | |||
| Randall E. Pollard | Chief Accounting Officer | Mixed | 01 Sep 2025 |
Recent insider transactions for HARROW, INC.
Showing up to 300 recent insider transactions from the last 12 months.
| Insider | Symbol | Class | Transaction | % | SEC-reported value | SEC-reported price | Shares | Shares owned | Date | Ownership |
|---|---|---|---|---|---|---|---|---|---|---|
| Adrienne L. Graves | HROW | Common Stock | Purchase | $31,070 | $31.07 | 1,000 | 1,000 | 18 May 2026 | Direct | |
| Lauren P. Silvernail | HROW | Common Stock | Purchase | $31,000 | $31.00 | 1,000 | 1,000 | 18 May 2026 | Direct | |
| Amir H. Shojaei | HROW | Restricted Stock Units | Award | 10,000 | 10,000 | 15 May 2026 | Direct | |||
| Mark L. Baum | HROW | Common Stock | Purchase | 0.33% | $302,000 | $30.20 | 10,000 | 2,996,130 | 14 May 2026 | Direct |
| Andrew R. Boll | HROW | Common Stock | Purchase | 0.43% | $104,650 | $29.90 | 3,500 | 814,679 | 14 May 2026 | Direct |
| Opaleye Management Inc. | HROW | Common Stock, par value $0.001 per share | Sale | -6.69% | $169,122 | $39.67 | -4,263 | 59,428 | 04 Mar 2026 | By Managed Account |
| Opaleye Management Inc. | HROW | Common Stock, par value $0.001 per share | Sale | -3.57% | $5,316,061 | $39.67 | -134,000 | 3,622,000 | 04 Mar 2026 | By Opaleye, L.P. |
| Opaleye Management Inc. | HROW | Common Stock, par value $0.001 per share | Sale | -2.01% | $51,250 | $39.15 | -1,309 | 63,691 | 03 Mar 2026 | By Managed Account |
| Opaleye Management Inc. | HROW | Common Stock, par value $0.001 per share | Sale | -1.55% | $2,309,992 | $39.15 | -59,000 | 3,756,000 | 03 Mar 2026 | By Opaleye, L.P. |
| Opaleye Management Inc. | HROW | Common Stock, par value $0.001 per share | Sale | -7.14% | $270,900 | $54.18 | -5,000 | 65,000 | 27 Feb 2026 | By Managed Account |
| Patrick William Sullivan | HROW | RSU | Award | 40,000 | 25,000 | 30 Jan 2026 | Direct | |||
| Opaleye Management Inc. | HROW | Common Stock, par value $0.001 per share | Sale | -22.2% | $1,066,914 | $53.35 | -20,000 | 70,000 | 06 Jan 2026 | By Managed Account |
| Andrew R. Boll | HROW | Common Stock | Tax liability | -3.18% | -26,665 | 811,179 | 12 Dec 2025 | Direct | ||
| Andrew R. Boll | HROW | Common Stock | Options Exercise | 7.71% | 60,000 | 837,844 | 12 Dec 2025 | Direct | ||
| Andrew R. Boll | HROW | Stock Option (Right to Buy) | Options Exercise | -100% | -60,000 | 0 | 12 Dec 2025 | Direct | ||
| Mark L. Baum | HROW | Common Stock | Tax liability | -2.61% | -79,994 | 2,986,130 | 12 Dec 2025 | Direct | ||
| Mark L. Baum | HROW | Common Stock | Options Exercise | 6.24% | 180,000 | 3,066,124 | 12 Dec 2025 | Direct | ||
| Mark L. Baum | HROW | Stock Option (Right to Buy) | Options Exercise | -100% | -180,000 | 0 | 12 Dec 2025 | Direct | ||
| Randall E. Pollard | HROW | Stock Option (Right to Buy) | Award | 30,000 | 30,000 | 01 Sep 2025 | Direct | |||
| Mark L. Baum | HROW | Common stock | Tax liability | -9.79% | -313,338 | 2,886,124 | 21 Jul 2025 | Direct | ||
| Mark L. Baum | HROW | Common stock | Options Exercise | 23.1% | 600,000 | 3,199,462 | 21 Jul 2025 | Direct | ||
| Andrew R. Boll | HROW | RSU | Award | 405,750 | 405,750 | 01 Jul 2025 | Direct | |||
| Mark L. Baum | HROW | RSU | Award | 889,500 | 889,500 | 01 Jul 2025 | Direct | |||
| Perry J. Sternberg | HROW | RSU | Award | 7,339 | 7,339 | 20 Jun 2025 | Direct | |||
| Lauren P. Silvernail | HROW | RSU | Award | 7,339 | 7,339 | 20 Jun 2025 | Direct | |||
| Adrienne L. Graves | HROW | RSU | Award | 7,339 | 7,339 | 20 Jun 2025 | Direct | |||
| Opaleye Management Inc. | HROW | Common Stock, par value $0.001 per share | Sale | -14.3% | $462,033 | $30.80 | -15,000 | 90,000 | 10 Jun 2025 | By Managed Account |
| Opaleye Management Inc. | HROW | Common Stock, par value $0.001 per share | Sale | -12.6% | $461,794 | $30.37 | -15,204 | 105,000 | 09 Jun 2025 | By Managed Account |
* marks a reported price that did not pass the local price check.