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Repligen (RGEN)
NASDAQ
$181.10-$0.03 (-0.02%)
Price as of Aug 21, 2026 7:30 PM EDT- $10.2BMarket Cap
- 45.15%1-Year Change
- Medical Instruments & SuppliesIndustry
Repligen (RGEN)
$181.10-$0.03 (-0.02%)
Top Holders
Institutional
Mutual Funds
Holder | Ownership %
| Shares Held | Change (Shares, %) | Report Date |
|---|---|---|---|---|
BLACKROCK INC. | 13.41% | 7.6M | -204,674 (-2.70%) | Jun 30, 2024 |
BLACKROCK FUNDING, INC. /DE | 12.15% | 6.9M | -250,297 (-3.65%) | Dec 31, 2024 |
BLACKROCK, INC. | 9.54% | 5.4M | -608,116 (-11.29%) | Jun 30, 2026 |
VANGUARD GROUP INC | 8.85% | 5.0M | -50,246 (-1.01%) | Dec 31, 2025 |
FMR LLC | 5.89% | 3.3M | +439,904 (+13.22%) | Jun 30, 2026 |
BLACKROCK FUND ADVISORS | 5.45% | 3.1M | +336,000 (+10.92%) | Dec 31, 2016 |
UNITED CAPITAL FINANCIAL ADVISERS, LLC | 4.94% | 2.8M | +16,670 (+0.60%) | Jun 30, 2026 |
Holder | Ownership %
| Shares Held | Change (Shares, %) | Report Date |
|---|---|---|---|---|
Virtus Strategy Trust | 15.42% | 8.7M | 0 (0.00%) | Sep 30, 2025 |
LORD ABBETT INVESTMENT TRUST | 14.02% | 7.9M | 0 (0.00%) | May 31, 2026 |
Virtus Artificial Intelligence & Technology Opportunities Fund | 13.87% | 7.8M | 0 (0.00%) | Apr 30, 2026 |
Virtus Investment Trust | 9.82% | 5.5M | 0 (0.00%) | Mar 31, 2026 |
VANGUARD INDEX FUNDS | 7.48% | 4.2M | +66,661 (+1.58%) | Mar 31, 2026 |
JACKSON VARIABLE SERIES TRUST | 5.01% | 2.8M | 0 (0.00%) | Mar 31, 2020 |
ADVANCED SERIES TRUST | 3.93% | 2.2M | 0 (0.00%) | Mar 31, 2026 |
Current Ownership Distribution
- Institutions1.1B (59.19%)
- Mutual Funds739.9M (40.52%)
- Insiders5.3M (0.29%)
- Other0 (0.00%)
Insider Transactions
- 0.29% (5.3M)Current InsiderOwnership (%, shares)
- 0Number of InsiderBuying (last 12 months)
- $0.00Amount of InsiderBuying (last 12 months)
- 5Number of InsiderSelling (last 12 months)
- $293.9MAmount of InsiderSelling (last 12 months)
Insider Name & Title | Type | Date
| Transaction Value | Shares | Share Price | Shares After Transactions |
|---|---|---|---|---|---|---|
Loeillot Olivier Chief Executive Officer | Exempt | Aug 20, 2026 | $0.00 | 5,426 | $0.00 | 10,852 |
Loeillot Olivier Chief Executive Officer | Exempt | Aug 20, 2026 | $769,352.54 | 5,426 | $141.79 | 59,672 |
Loeillot Olivier Chief Executive Officer | Sell | Aug 20, 2026 | $976,680.00 | 5,426 | $180.00 | 54,246 |
Garland Jason K CFO | Sell | Jul 16, 2026 | $79,500.00 | 530 | $150.00 | 18,829 |
Garland Jason K CFO | Sell | Jun 25, 2026 | $106,285.00 | 733 | $145.00 | 19,359 |
Bylund James Chief Operating Officer | Award | Mar 05, 2026 | $0.00 | 8,315 | $0.00 | 8,315 |
Loeillot Olivier Chief Executive Officer | Award | Mar 05, 2026 | $0.00 | 25,890 | $0.00 | 25,890 |
KURIYEL RALF Senior VP, R&D | Award | Mar 05, 2026 | $0.00 | 5,669 | $0.00 | 5,669 |
Loeillot Olivier Chief Executive Officer | Award | Mar 05, 2026 | $0.00 | 24,134 | $0.00 | 58,078 |
Bylund James Chief Operating Officer | Award | Mar 05, 2026 | $0.00 | 7,751 | $0.00 | 25,423 |
Garland Jason K CFO | Award | Mar 05, 2026 | $0.00 | 8,315 | $0.00 | 8,315 |
KURIYEL RALF Senior VP, R&D | Award | Mar 05, 2026 | $0.00 | 5,284 | $0.00 | 20,062 |
Garland Jason K CFO | Award | Mar 05, 2026 | $0.00 | 7,751 | $0.00 | 20,092 |
Bylund James Chief Operating Officer | Award | Mar 04, 2026 | $0.00 | 125 | $0.00 | 17,734 |
KURIYEL RALF Senior VP, R&D | Award | Mar 04, 2026 | $0.00 | 125 | $0.00 | 14,820 |
Bylund James Chief Operating Officer | In Kind | Mar 04, 2026 | $7,802.08 | 62 | $125.84 | 17,672 |
KURIYEL RALF Senior VP, R&D | In Kind | Mar 04, 2026 | $5,285.28 | 42 | $125.84 | 14,778 |
Bylund James Chief Operating Officer | In Kind | Mar 02, 2026 | $304,052.01 | 2,433 | $124.97 | 17,609 |
Hunt Anthony | In Kind | Mar 02, 2026 | $1.2M | 9,897 | $124.97 | 89,062 |
Bylund James Chief Operating Officer | In Kind | Feb 27, 2026 | $190,262.94 | 1,478 | $128.73 | 20,042 |
DAWES KAREN A | Sell | Dec 17, 2025 | $44,275.00 | 275 | $161.00 | 91,821 |
MUIR GLENN P | Exempt | Dec 16, 2025 | $0.00 | 3,366 | $0.00 | 3,366 |
MUIR GLENN P | Exempt | Dec 16, 2025 | $87,919.92 | 3,366 | $26.12 | 36,622 |
Loeillot Olivier Chief Executive Officer | Sell | Nov 25, 2025 | $1.2M | 7,041 | $170.00 | 35,898 |
Bylund James Chief Operating Officer | Sell | Nov 18, 2025 | $331,301.11 | 2,191 | $151.21 | 21,520 |
Hunt Anthony | Exempt | Nov 13, 2025 | $0.00 | 2,952 | $0.00 | 14,760 |
Hunt Anthony | Sell | Nov 13, 2025 | $269,401.84 | 1,784 | $151.01 | 98,959 |
Hunt Anthony | Sell | Nov 13, 2025 | $319,557.00 | 2,100 | $152.17 | 96,859 |
Hunt Anthony | Sell | Nov 13, 2025 | $447,628.22 | 2,923 | $153.14 | 93,936 |
Hunt Anthony | Sell | Nov 13, 2025 | $385,800.00 | 2,500 | $154.32 | 91,436 |