10x Genomics, Inc.
10x Genomics, Inc. (TXG) Stock Ownership
Institutional vs insider vs public ownership from 13F and float data — top holders, activity, and insider trades below.
SEC 13F · FMP · TXG · as of Sep 30, 2025
Ownership Breakdown
324
Institutional Holders
▲ 21 vs Q2
$1.44B
Total Inst. Value
▲ $15.98M vs Q2
126.96M
Shares Outstanding
freeFloat 90.65%
123.06M
13F Shares Held
▲ 254,767 vs Q2
Institutional ownership = 13F shares ÷ total outstanding. Insider % = 100 − free float. Public % = free float − institution %. Data: FMP /symbol-positions-summary + /shares-float + SEC EDGAR.
Top Institutional Holders
TXG largest shareholders · institutional ownership
Q3 2025 · SEC 13F
Showing top 10 holders
| Holder | Shares | % Owned | Weight | Value | Reported | Change |
|---|---|---|---|---|---|---|
VANGUARD GROUP INC laboratory analytical instruments | 13.27M | 10.73% | 10.73% | $155.18B | Nov 7, 2025 | ▲ 834.3K |
ARK INVESTMENT MANAGEMENT LLC laboratory analytical instruments | 11.89M | 9.61% | 9.61% | $138.96B | Nov 12, 2025 | ▼ 2.00M |
BLACKROCK, INC. laboratory analytical instruments | 9.46M | 7.64% | 7.64% | $110.59B | Nov 12, 2025 | ▲ 25.6K |
FMR LLC laboratory analytical instruments | 8.46M | 6.83% | 6.83% | $98.87B | Nov 13, 2025 | ▼ 538.4K |
MILLENNIUM MANAGEMENT LLC laboratory analytical instruments | 5.44M | 4.39% | 4.39% | $63.57B | Nov 14, 2025 | ▲ 2.55M |
SUMITOMO MITSUI TRUST HOLDINGS, INC. laboratory analytical instruments | 5.38M | 4.35% | 4.35% | $62.91B | Oct 27, 2025 | ▼ 636.7K |
NIKKO ASSET MANAGEMENT AMERICAS, INC. laboratory analytical instruments | 5.38M | 4.34% | 4.34% | $62.86B | Nov 12, 2025 | ▼ 632.8K |
WELLINGTON MANAGEMENT GROUP LLP laboratory analytical instruments | 4.29M | 3.46% | 3.46% | $50.10B | Nov 14, 2025 | ▲ 2.39M |
QUANTINNO CAPITAL MANAGEMENT LP laboratory analytical instruments | 3.49M | 2.82% | 2.82% | $40.83B | Nov 14, 2025 | ▲ 1.26M |
BANK OF AMERICA CORP /DE/ laboratory analytical instruments | 3.41M | 2.76% | 2.76% | $39.90B | Feb 3, 2026 | ▲ 389.8K |
Data from SEC Form 13F filings. Ownership bar normalised to largest holder. Change flags: isNew / isSoldOut / changeInSharesNumber (FMP extract-analytics/holder).
Institutional Activity
Q3 2025 vs prior quarter
Q3 2025
23
Increased
+15.23M shares2
New Positions
first time holders22
Decreased
−10.34M shares0
Sold Out
fully exitedNet shares change (top 50)
+4.89M
+15.23M / −10.34M
Net new holders
+3
2 new / 0 exited
Based on top 50 institutional holders by position size. Fields: isNew, isSoldOut, changeInSharesNumber (FMP extract-analytics/holder, limit=50).
Insider Buying vs Selling
TXG insider trading · insider activity
Source: SEC Form 4
Insiders have been primarily selling shares recently. Selling may be driven by pre-scheduled Rule 10b5-1 plans rather than negative sentiment.
0
Buy transactions
5
Sell transactions
0.00
Buy/Sell ratio
$0M
Total disposed
Recent Insider Transactions
Showing 10 most recent · Common Stock only
| Name · Role | Date | Type | Shares | Price | Value | After Trans. | Filing |
|---|---|---|---|---|---|---|---|
Saxonov Serge Chief Executive Officer | May 22, 2026 | Sale | 18,175 | $24.44 | $444.2K | 1.15M | Form 4 ↗ |
Saxonov Serge Chief Executive Officer | May 26, 2026 | Sale | 10,718 | $24.71 | $264.8K | 1.14M | Form 4 ↗ |
Hindson Benjamin J. See Remarks | May 22, 2026 | Sale | 11,595 | $24.44 | $283.4K | 502.0K | Form 4 ↗ |
Taich Adam Chief Financial Officer | May 22, 2026 | Sale | 15,098 | $24.44 | $369.0K | 379.9K | Form 4 ↗ |
Saxonov Serge Chief Executive Officer | Apr 14, 2026 | Sale | 5,000 | $24.56 | $122.8K | 1.17M | Form 4 ↗ |
Saxonov Serge Chief Executive Officer | Mar 23, 2026 | Sale | 10,000 | $19.13 | $191.3K | 1.18M | Form 4 ↗ |
Saxonov Serge Chief Executive Officer | Mar 24, 2026 | Sale | 5,000 | $19.52 | $97.6K | 1.17M | Form 4 ↗ |
Saxonov Serge Chief Executive Officer | Mar 2, 2026 | Sale | 14,292 | $22.67 | $324.0K | 1.21M | Form 4 ↗ |
Saxonov Serge Chief Executive Officer | Mar 2, 2026 | Sale | 1,860 | $23.18 | $43.1K | 1.20M | Form 4 ↗ |
Saxonov Serge Chief Executive Officer | Mar 3, 2026 | Gift | 2,750 | — | — | 1.20M | Form 4 ↗ |
Source: /insider-trading/search (FMP stable). Buy/Sell direction: acquisitionOrDisposition A=Buy, D=Sell. RSU vesting (M-Exempt) excluded from sentiment bar. All data from SEC EDGAR public filings.
About institutional & insider ownership
10x Genomics, Inc. (TXG) is primarily owned by institutional investors, who hold approximately 96.9% of total shares outstanding. Company insiders own approximately 9.35%, while retail and public investors account for the remaining 0.00%.
The largest institutional shareholder of 10x Genomics, Inc. is VANGUARD GROUP INC, holding approximately 13.27 million shares — equal to 10.73% of outstanding shares — as of September 30, 2025.
A total of 324 institutional investors currently hold TXG stock, with a combined institutional value of approximately $1.44 billion as of the most recent 13F filing period.
Frequently asked questions
TXG ownership10x Genomics, Inc. (TXG) is primarily owned by institutional investors, who hold approximately 96.9% of shares. The largest shareholder is VANGUARD GROUP INC with a 10.73% stake. Company insiders hold 9.35%. Data sourced from SEC Form 13F as of September 30, 2025.