LENZ Therapeutics, Inc. (LENZ) Ownership
LENZ ownership summary
as of October 18, 2026- Institutions
- 111.3% of shares outstanding
- Insiders
- 2.65% of shares outstanding
- Shares outstanding
- 31.4M
- Float
- 18.4M shares available to trade
- Short interest
- 55.29% 10.6M shares short
- Days to cover
- 13.99 short interest down 0.7% vs prior month
- Institutions 111.26%
- Insiders 2.65%
LENZ top institutional holders
20 largest| # | Holder | % of shares | Shares | Value | Change | Reported |
|---|---|---|---|---|---|---|
| 1 | RA Capital Management, LLC | 13.30% | 4.2M | $13.7M | — | June 30, 2026 |
| 2 | Alpha Wave Global LP | 11.50% | 3.6M | $11.8M | — | June 30, 2026 |
| 3 | FMR Inc | 11.33% | 3.6M | $11.6M | −38,879 (−1.1%) | June 30, 2026 |
| 4 | Versant Venture Management LLC | 8.46% | 2.7M | $8.7M | — | June 30, 2026 |
| 5 | BlackRock Inc | 7.29% | 2.3M | $7.5M | +315,298 (+15.9%) | June 30, 2026 |
| 6 | Squarepoint Ops LLC | 5.56% | 1.7M | $5.7M | +240,597 (+16.0%) | June 30, 2026 |
| 7 | Aberdeen Group PLC | 4.93% | 1.5M | $5.1M | +391,722 (+33.9%) | June 30, 2026 |
| 8 | Millennium Management LLC | 4.80% | 1.5M | $4.9M | +639,221 (+73.5%) | June 30, 2026 |
| 9 | Vanguard Capital Management, LLC | 3.49% | 1.1M | $3.6M | +56,567 (+5.4%) | June 30, 2026 |
| 10 | 72 Investment Holdings, LLC | 3.24% | 1.0M | $3.3M | — | June 30, 2026 |
| 11 | Blue Owl Capital Holdings LP | 2.41% | 757K | $2.5M | +250,000 (+49.3%) | June 30, 2026 |
| 12 | CAM Group Holding A/S | 2.23% | 700K | $2.3M | — | June 30, 2026 |
| 13 | Geode Capital Management, LLC | 1.80% | 565K | $1.8M | +40,088 (+7.6%) | June 30, 2026 |
| 14 | Trexquant Investment LP | 1.58% | 498K | $1.6M | +283,118 (+132.0%) | June 30, 2026 |
| 15 | Marshall Wace Asset Management Ltd | 1.57% | 493K | $1.6M | +332,835 (+207.7%) | June 30, 2026 |
| 16 | Qube Research & Technologies | 1.53% | 482K | $1.6M | +482,195 (0.0%) | June 30, 2026 |
| 17 | Morgan Stanley - Brokerage Accounts | 1.51% | 473K | $1.5M | −175,853 (−27.1%) | June 30, 2026 |
| 18 | PRIMECAP Management Company | 1.50% | 472K | $1.5M | — | June 30, 2026 |
| 19 | TANG CAPITAL MANAGEMENT LLC | 1.44% | 451K | $1.5M | — | June 30, 2026 |
| 20 | Alyeska Investment Group, L.P. | 1.40% | 439K | $1.4M | −24,613 (−5.3%) | June 30, 2026 |
Value at the latest close. Change = shares bought or sold in the latest quarterly filing (13F). In the top 20, 10 holders added 3.0M shares and 3 cut 239K.
LENZ top mutual fund and ETF holders
20 largest| # | Holder | % of shares | Shares | Value | Change | Reported |
|---|---|---|---|---|---|---|
| 1 | Vanguard MStar Total Stk Mkt Idx Invest | 2.61% | 820K | $2.7M | — | August 31, 2026 |
| 2 | Fidelity Growth Company Fund | 2.58% | 811K | $2.7M | −78,500 (−8.8%) | August 31, 2026 |
| 3 | C WorldWide Healthcare Select 1A | 2.23% | 700K | $2.3M | — | June 30, 2026 |
| 4 | iShares Russell 2000 ETF | 1.72% | 541K | $1.8M | −6,208 (−1.1%) | September 30, 2026 |
| 5 | PRIMECAP Odyssey Aggressive Growth | 1.29% | 406K | $1.3M | — | June 30, 2026 |
| 6 | Fidelity Enhanced Small Cap Core ETF | 0.78% | 244K | $798,966 | +510 (+0.2%) | September 30, 2026 |
| 7 | Fidelity Small Cap Index | 0.72% | 226K | $738,314 | +1,597 (+0.7%) | July 31, 2026 |
| 8 | iShares Biotechnology ETF | 0.68% | 213K | $697,207 | −1,616 (−0.8%) | September 30, 2026 |
| 9 | iShares Russell 2000 Value ETF | 0.55% | 173K | $566,809 | +262 (+0.2%) | September 30, 2026 |
| 10 | A4Investments SICAV SIF ACCI IlanaA2EURH | 0.38% | 120K | $392,400 | — | September 30, 2026 |
| 11 | Vanguard Russell 2000 ETF | 0.38% | 118K | $386,154 | +4,260 (+3.7%) | August 31, 2026 |
| 12 | Schwab US Small-Cap ETF™ | 0.37% | 117K | $382,992 | +72 (+0.1%) | September 30, 2026 |
| 13 | Fidelity Extended Market Index | 0.31% | 97K | $317,690 | −53,838 (−35.7%) | August 31, 2026 |
| 14 | Vanguard US Opportunities Ins USD Acc | 0.21% | 66K | $215,166 | — | June 30, 2026 |
| 15 | iShares Micro-Cap ETF | 0.21% | 66K | $215,032 | −454 (−0.7%) | September 30, 2026 |
| 16 | Vanguard Health Care ETF | 0.18% | 57K | $187,950 | +252 (+0.4%) | August 31, 2026 |
| 17 | Russell Inv US Small Cap Equity Y | 0.18% | 56K | $183,830 | — | August 31, 2026 |
| 18 | Schwab Small Cap Index | 0.16% | 51K | $166,002 | — | August 31, 2026 |
| 19 | BlackRock Advantage SMID Cap Instl | 0.15% | 46K | $151,816 | +5,651 (+13.9%) | August 31, 2026 |
| 20 | Strategic Advisers U.S. Total Stock | 0.13% | 40K | $132,105 | +10,771 (+36.4%) | August 31, 2026 |
Funds report holdings monthly or quarterly; dates differ by fund.
LENZ insider transactions
latest 3| Date | Name | Transaction | Price | Shares | Value |
|---|---|---|---|---|---|
| 2025-11-17 | Shawn Olsson | Sell | $26.10 | 10,000 | $261,000 |
| 2025-11-07 | Daniel R Chevallard | Buy | $22.76 | 2,198 | $50,026 |
| 2025-11-07 | James W Mccollum | Buy | $22.79 | 10,500 | $239,295 |
Reported trades by company officers, directors and other filers (including disclosures by members of Congress where EODHD lists them). "—" where the filing gives no share count.
LENZ shares outstanding
Year-end shares outstanding, adjusted for splits.
Who owns LENZ
Institutional investors own 111.3% of LENZ Therapeutics's shares and insiders 2.65%. The largest holder is RA Capital Management, LLC with 13.30% of the shares (4.2M), as of June 30, 2026. Among the top 20 institutions, 10 added shares and 3 reduced their stake in the latest filings. Short interest is 55.29% of the float, or 13.99 days of average trading volume. The share count rose 274.5% since 2020.
Related: LENZ analyst forecast, LENZ key metrics. See the LENZ stock overview for the latest quote and news.
LENZ ownership FAQ
Who owns the most LENZ Therapeutics stock?
The largest shareholders of LENZ Therapeutics are RA Capital Management, LLC (13.30%), Alpha Wave Global LP (11.50%), FMR Inc (11.33%), Versant Venture Management LLC (8.46%), BlackRock Inc (7.29%).
What percentage of LENZ Therapeutics is owned by institutions?
Institutions hold 111.3% of LENZ Therapeutics's shares outstanding; insiders hold 2.65%.
Which funds own LENZ Therapeutics?
The largest fund holders of LENZ Therapeutics are Vanguard MStar Total Stk Mkt Idx Invest (2.61%), Fidelity Growth Company Fund (2.58%), C WorldWide Healthcare Select 1A (2.23%), iShares Russell 2000 ETF (1.72%), PRIMECAP Odyssey Aggressive Growth (1.29%).
What is LENZ Therapeutics's short interest?
10.6M shares of LENZ Therapeutics were sold short, 55.29% of the float; at the average daily volume it would take 13.99 days to cover.
Are insiders buying or selling LENZ Therapeutics?
Of the latest 3 reported insider transactions in LENZ Therapeutics (since November 7, 2025), 2 were purchases and 1 were sales.
How many shares of LENZ Therapeutics are outstanding?
LENZ Therapeutics has 31.4M shares outstanding, of which 18.4M are in the public float.