Comparable stake leader
FARALLON PARTNERS L L C/CA
SEC ownership of Tango Therapeutics, Inc.
Top holders, 13D/G large-stake signals, insider positions, and transaction flow tied to CIK 0001819133.
Disclosed value leader
FARALLON CAPITAL MANAGEMENT, L.L.C.
Comparable rows
50/50
Latest evidence
22 Sep 2026
- Public ticker
- TNGX on Nasdaq
- Parsed ownership sources
-
13D/G, 13F, and 3/4/5
Source: Parsed SEC ownership filingsUse: Compare filing families carefully
- Largest SEC-reported holder
-
FARALLON PARTNERS L L C/CA
Ranking: Comparable ownership first, then disclosed value
- Comparable ownership rows
-
50 of 50
Meaning: Rows with safely comparable ownership %
- Latest 13D/G holder
-
FARALLON PARTNERS L L C/CA
Source: Latest parsed Schedule 13D/G stake
- Latest parsed ownership date
-
22 Sep 2026
Freshness: Most recent filing date in this holder set
- Issuer CIK
- 0001819133
- Issuer location
- Boston, MA
Ownership snapshot
CIK-linked ownership evidence from parsed SEC filings.
3 signals
Issuer
Names, identifiers, and filing context for this profile.
2 identity fields
Ownership snapshot
Top shareholders of Tango Therapeutics, 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
FARALLON PARTNERS L L C/CA
Disclosed value leader
FARALLON CAPITAL MANAGEME...
Comparable rows
50/50
Latest evidence
22 Sep 2026
13D/G
13F
3/4/5
Lead comparable stake: 10%
13D/G row: FARALLON PARTNERS L L C/CA
Showing 1-8 of 50 holder rows.
Quick read
FARALLON PARTNERS L L C/CA leads the comparable SEC ownership view at 10%.
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 FARALLON PARTNERS L L C/CA's linked filing trail.
Comparable ownership
Top 5
FARALLON PARTNERS L L C/CA
10%
FARALLON CAPITAL MANAGEMENT, L.L.C.
9.8%
RTW INVESTMENTS, LP
9.3%
Farallon Capital Partners, L.P.
7.8%
TCG Crossover GP II, LLC
7%
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 |
|---|---|---|---|---|---|
| FARALLON PARTNERS L L C/CA |
13D/G
Dapice Joshua J.
|
10%
|
$119,266,365
13,461,215 shares
|
$0 | 31 Dec 2025 |
| FARALLON CAPITAL MANAGEMENT, L.L.C. |
13D/G
13F
Company
|
9.8%
|
$498,518,530
16,270,187 shares
|
$0 | 30 Jun 2026 |
| RTW INVESTMENTS, LP |
13F
13D/G
Company
|
9.3%
from 13D/G
|
$434,533,381
13,900,620 shares
|
— | 30 Jun 2026 |
| Farallon Capital Partners, L.P. |
13D/G
Dapice Joshua J.
|
7.8%
|
$235,500,687
11,257,203 shares
|
+$10,464,247 | 31 Mar 2026 |
| TCG Crossover GP II, LLC |
13D/G
|
7%
|
$310,930,645
10,147,867 shares
|
-$44,424,017 | 30 Jun 2026 |
| FMR LLC |
13F
13D/G
Company
|
6.9%
from 13D/G
|
$385,540,161
12,333,339 shares
|
— | 30 Jun 2026 |
| BlackRock, Inc. |
13F
13D/G
Company
|
6.3%
from 13D/G
|
$388,825,760
12,438,444 shares
|
— | 30 Jun 2026 |
| GOLDMAN SACHS GROUP INC |
13F
13D/G
Company · THE GOLDMAN SACHS GROUP, INC.
|
6%
from 13D/G
|
$311,994,191
9,980,620 shares
|
— | 30 Jun 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: -$11,874,587.
Buys
$0
Insiders: 0
Sells
$11,874,587
Insiders: 5
Net
-$11,874,587
Shares: -831,945
Window
Last 12 months
4 rolling buckets
Buy value
Sell value
Shares: 0
Shares: 831,945
| Window (months) | Buy shares | Sell shares | Buy value | Sell value | Net value |
|---|---|---|---|---|---|
| 0-3 | 0 | 89,200 | $0 | $2,336,947 | -$2,336,947 |
| 3-6 | 0 | 119,460 | $0 | $2,724,647 | -$2,724,647 |
| 6-9 | 0 | 145,884 | $0 | $1,966,418 | -$1,966,418 |
| 9-12 | 0 | 477,401 | $0 | $4,846,575 | -$4,846,575 |
Reporting owners
Insider holders from Forms 3/4/5
Showing 1-20 of 27 reporting-owner rows connected to Tango Therapeutics, Inc.. Open a relationship link for the CIK-to-CIK filing trail.
Rows
27
Largest Forms 3/4/5 holder
Boxer Capital, LLC
Net 12M change
-$11,874,588
Latest report
22 Sep 2026
| Name | Relationship | Holdings Value | Past Year Net Change | Change % | Valuation | Report Date |
|---|---|---|---|---|---|---|
| Boxer Capital, LLC | Other* | $139,494,711 | Mixed | 13 Oct 2023 | ||
| Third Rock Ventures IV, L.P. | 10%+ Owner | $135,900,499 | -$4,846,575 | -3.4% | Filing P/S | 23 Oct 2025 |
| BCTG Holdings, LLC | 10%+ Owner | $58,642,879 | Mixed | 10 Aug 2021 | ||
| EcoR1 Capital, LLC | 10%+ Owner | $31,010,920 | Filing P/S | 06 Nov 2024 | ||
| Barbara Weber | Director, Executive Chair, Director | $21,012,651 | -$374,294 | -1.8% | Filing P/S | 02 Feb 2026 |
| Boxer Capital Management, LLC | Other* | $11,337,416 | Filing P/S | 06 Nov 2024 | ||
| Malte Peters | President & CEO, Director | $3,256,050 | Mixed | 08 Jan 2026 | ||
| Adam Crystal | President, R&D | $2,588,823 | -$6,328,575 | -71% | Filing P/S | 01 Sep 2026 |
| Daniella Beckman | Chief Financial Officer | $2,376,896 | -$126,531 | -5.1% | Filing P/S | 02 Feb 2026 |
| Third Rock Ventures VI, L.P. | Director | $1,629,392 | Mixed | 11 Aug 2023 | ||
| Jessica Newcomb | Principal Accounting Officer | $1,488,181 | -$198,613 | -12% | Filing P/S | 22 Sep 2026 |
| Alan Huang | Chief Scientific Officer | $1,406,264 | Mixed | 01 Mar 2023 | ||
| MVA Investors, LLC | Other* | $944,323 | Filing P/S | 28 Jun 2024 | ||
| Mace Rothenberg | Director | $868,180 | Mixed | 05 Jun 2026 | ||
| Matthew Gall | Chief Financial Officer | $836,800 | Mixed | 01 May 2026 | ||
| John B. Ketchum | Director | $521,682 | Mixed | 05 Jun 2026 | ||
| Sung Lee | Director | $478,440 | Mixed | 05 Jun 2026 | ||
| Lesley Ann Calhoun | Director | $345,180 | Mixed | 05 Jun 2026 | ||
| Braslyn Ltd. | 10%+ Owner | $226,241 | Mixed | 10 Aug 2021 | ||
| Douglas Barry | General Counsel | $208,697 | Filing P/S | 04 Feb 2025 |
Recent insider transactions for Tango Therapeutics, 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 |
|---|---|---|---|---|---|---|---|---|---|---|
| Jessica Newcomb | TNGX | Common Stock | Sale | -12.2% | $198,613 | $24.22 | -8,200 | 59,121 | 22 Sep 2026 | Direct |
| Adam Crystal | TNGX | Common Stock | Sale | -18.9% | $603,909 | $22.37 | -27,000 | 115,743 | 01 Sep 2026 | Direct |
| Adam Crystal | TNGX | Common Stock | Options Exercise | 23.3% | 27,000 | 142,743 | 01 Sep 2026 | Direct | ||
| Adam Crystal | TNGX | Stock Option (Right to Buy) | Options Exercise | -9.41% | -27,000 | 260,040 | 01 Sep 2026 | Direct | ||
| Adam Crystal | TNGX | Common Stock | Sale | -18.9% | $735,517 | $27.24 | -27,000 | 115,743 | 03 Aug 2026 | Direct |
| Adam Crystal | TNGX | Common Stock | Options Exercise | 23.3% | 27,000 | 142,743 | 03 Aug 2026 | Direct | ||
| Adam Crystal | TNGX | Stock Option (Right to Buy) | Options Exercise | -8.6% | -27,000 | 287,040 | 03 Aug 2026 | Direct | ||
| Adam Crystal | TNGX | Common Stock | Sale | -18.9% | $798,908 | $29.59 | -27,000 | 115,743 | 01 Jul 2026 | Direct |
| Adam Crystal | TNGX | Common Stock | Options Exercise | 23.3% | 27,000 | 142,743 | 01 Jul 2026 | Direct | ||
| Adam Crystal | TNGX | Stock Option (Right to Buy) | Options Exercise | -7.92% | -27,000 | 314,040 | 01 Jul 2026 | Direct | ||
| Robert Azelby | TNGX | Common Stock | Award | 5,740 | 5,740 | 19 Jun 2026 | Direct | |||
| Robert Azelby | TNGX | Stock Option (Right to Buy) | Award | 35,910 | 35,910 | 19 Jun 2026 | Direct | |||
| John B. Ketchum | TNGX | Common Stock | Award | 19.1% | 4,000 | 24,937 | 05 Jun 2026 | Direct | ||
| John B. Ketchum | TNGX | Stock Option (Right to Buy) | Award | 25,000 | 25,000 | 05 Jun 2026 | Direct | |||
| Lesley Ann Calhoun | TNGX | Common Stock | Award | 32% | 4,000 | 16,500 | 05 Jun 2026 | Direct | ||
| Lesley Ann Calhoun | TNGX | Stock Option (Right to Buy) | Award | 25,000 | 25,000 | 05 Jun 2026 | Direct | |||
| Mace Rothenberg | TNGX | Common Stock | Award | 10.7% | 4,000 | 41,500 | 05 Jun 2026 | Direct | ||
| Mace Rothenberg | TNGX | Stock Option (Right to Buy) | Award | 25,000 | 25,000 | 05 Jun 2026 | Direct | |||
| Sung Lee | TNGX | Common Stock | Award | 2.56% | 570 | 22,870 | 05 Jun 2026 | Direct | ||
| Sung Lee | TNGX | Stock Option (Right to Buy) | Award | 3,570 | 3,570 | 05 Jun 2026 | Direct | |||
| Adam Crystal | TNGX | Common Stock | Sale | -18.9% | $617,571 | $22.87 | -27,000 | 115,743 | 01 Jun 2026 | Direct |
| Adam Crystal | TNGX | Common Stock | Options Exercise | 23.3% | 27,000 | 142,743 | 01 Jun 2026 | Direct | ||
| Adam Crystal | TNGX | Stock Option (Right to Buy) | Options Exercise | -7.34% | -27,000 | 341,040 | 01 Jun 2026 | Direct | ||
| Adam Crystal | TNGX | Common Stock | Sale | -18.9% | $573,097 | $21.23 | -27,000 | 115,743 | 01 May 2026 | Direct |
| Adam Crystal | TNGX | Common Stock | Options Exercise | 23.3% | 27,000 | 142,743 | 01 May 2026 | Direct | ||
| Adam Crystal | TNGX | Stock Option (Right to Buy) | Options Exercise | -6.83% | -27,000 | 368,040 | 01 May 2026 | Direct | ||
| Matthew Gall | TNGX | Common Stock | Award | 40,000 | 40,000 | 01 May 2026 | Direct | |||
| Matthew Gall | TNGX | Stock Option (Right to Buy) | Award | 240,000 | 240,000 | 01 May 2026 | Direct | |||
| Sung Lee | TNGX | Common Stock | Award | 123% | 12,300 | 22,300 | 29 Apr 2026 | Direct | ||
| Sung Lee | TNGX | Stock Option (Right to Buy) | Award | 5,200 | 5,200 | 29 Apr 2026 | Direct | |||
| Adam Crystal | TNGX | Common Stock | Sale | -25.5% | $961,500 | $25.00 | -38,460 | 112,622 | 15 Apr 2026 | Direct |
| Adam Crystal | TNGX | Common Stock | Options Exercise | 34.2% | 38,460 | 151,082 | 15 Apr 2026 | Direct | ||
| Adam Crystal | TNGX | Stock Option (Right to Buy) | Options Exercise | -8.87% | -38,460 | 395,040 | 15 Apr 2026 | Direct | ||
| Adam Crystal | TNGX | Common Stock | Sale | -19.3% | $572,478 | $21.20 | -27,000 | 112,622 | 01 Apr 2026 | Direct |
| Adam Crystal | TNGX | Common Stock | Options Exercise | 24% | 27,000 | 139,622 | 01 Apr 2026 | Direct | ||
| Adam Crystal | TNGX | Stock Option (Right to Buy) | Options Exercise | -5.86% | -27,000 | 433,500 | 01 Apr 2026 | Direct | ||
| Adam Crystal | TNGX | Common Stock | Sale | -9.63% | $241,320 | $20.11 | -12,000 | 112,622 | 25 Mar 2026 | Direct |
| Adam Crystal | TNGX | Common Stock | Options Exercise | 10.7% | 12,000 | 124,622 | 25 Mar 2026 | Direct | ||
| Adam Crystal | TNGX | Stock Option (Right to Buy) | Options Exercise | -2.54% | -12,000 | 460,500 | 25 Mar 2026 | Direct | ||
| Adam Crystal | TNGX | Common Stock | Sale | -15.2% | $303,765 | $15.00 | -20,251 | 112,622 | 05 Mar 2026 | Direct |
| Adam Crystal | TNGX | Common Stock | Sale | -29% | $694,208 | $12.77 | -54,345 | 132,873 | 25 Feb 2026 | Direct |
| Adam Crystal | TNGX | Common Stock | Sale | -8.97% | $226,300 | $12.26 | -18,452 | 187,218 | 03 Feb 2026 | Direct |
| Barbara Weber | TNGX | Common Stock | Sale | -1.84% | $374,294 | $12.26 | -30,519 | 1,629,254 | 03 Feb 2026 | Direct |
| Daniella Beckman | TNGX | Common Stock | Sale | -5.3% | $126,531 | $12.26 | -10,317 | 184,297 | 03 Feb 2026 | Direct |
| Adam Crystal | TNGX | Common Stock | Award | 30% | 47,460 | 205,670 | 02 Feb 2026 | Direct | ||
| Adam Crystal | TNGX | Stock Option (Right to Buy) | Award | 284,760 | 284,760 | 02 Feb 2026 | Direct | |||
| Barbara Weber | TNGX | Common Stock | Award | 2.31% | 37,522 | 1,659,773 | 02 Feb 2026 | Direct | ||
| Barbara Weber | TNGX | Stock Option (Right to Buy) | Award | 222,132 | 222,132 | 02 Feb 2026 | Direct | |||
| Daniella Beckman | TNGX | Common Stock | Award | 29.5% | 44,330 | 194,614 | 02 Feb 2026 | Direct | ||
| Daniella Beckman | TNGX | Stock Option (Right to Buy) | Award | 265,980 | 265,980 | 02 Feb 2026 | Direct |
* marks a reported price that did not pass the local price check.