IMPINJ INC
Total Trades
474
Buys
18
Sells
256
Largest Trade
N/A
Insiders
11
Institutional Funds
272
Inst. Value
$1M+
Activist Filings
29
Insider Trades
| Insider | Title | Type | Value | Shares | Price | Date |
|---|---|---|---|---|---|---|
| MECKLAI HUSSEIN | COO | SELL | $500K+ | 9K | $89.00 | Aug 3, 2022 |
| Baker Cary | CFO | EXERCISE | $50K–$100K | 3K | $26.84 | Aug 3, 2022 |
| Baker Cary | CFO | SELL | $100K–$500K | 3K | $90.02 | Aug 3, 2022 |
| DOSSETT JEFFREY | Chief Revenue Offi… | SELL | $500K+ | 7K | $82.62 | Aug 2, 2022 |
| DOSSETT JEFFREY | Chief Revenue Offi… | EXERCISE | N/A | 2K | — | Aug 2, 2022 |
| PHELAN CATHAL G | Director | EXERCISE | $500K+ | 20K | $25.78 | Aug 2, 2022 |
| PHELAN CATHAL G | Director | SELL | $1M+ | 20K | $82.15 | Aug 2, 2022 |
| MECKLAI HUSSEIN | COO | SELL | $1M+ | 18K | $82.24 | Aug 2, 2022 |
| MECKLAI HUSSEIN | COO | EXERCISE | $100K–$500K | 10K | $23.70 | Aug 2, 2022 |
| Baker Cary | CFO | EXERCISE | $100K–$500K | 6K | $33.73 | Aug 2, 2022 |
| Baker Cary | CFO | SELL | $500K+ | 12K | $82.62 | Aug 2, 2022 |
| MECKLAI HUSSEIN | COO | SELL | $15K–$50K | 435 | $64.46 | Jul 14, 2022 |
| MECKLAI HUSSEIN | COO | EXERCISE | N/A | 1K | — | Jul 14, 2022 |
| DOSSETT JEFFREY | Chief Revenue Offi… | SELL | $15K–$50K | 497 | $64.47 | Jul 14, 2022 |
| DOSSETT JEFFREY | Chief Revenue Offi… | EXERCISE | N/A | 1K | — | Jul 14, 2022 |
| DIORIO CHRIS PH.D. | CEO | EXERCISE | N/A | 3K | — | Jul 14, 2022 |
| DIORIO CHRIS PH.D. | CEO | SELL | $50K–$100K | 1K | $64.46 | Jul 14, 2022 |
| Baker Cary | CFO | EXERCISE | N/A | 937 | — | Jul 14, 2022 |
| Baker Cary | CFO | SELL | $15K–$50K | 373 | $64.46 | Jul 14, 2022 |
| DOSSETT JEFFREY | Chief Revenue Offi… | SELL | $50K–$100K | 2K | $60.00 | Jul 6, 2022 |
| DIORIO CHRIS PH.D. | CEO | EXERCISE | N/A | 4K | — | Jul 6, 2022 |
| DIORIO CHRIS PH.D. | CEO | SELL | $50K–$100K | 1K | $57.03 | Jul 6, 2022 |
| DOSSETT JEFFREY | Chief Revenue Offi… | SELL | $15K–$50K | 500 | $57.90 | Jul 1, 2022 |
| MECKLAI HUSSEIN | COO | EXERCISE | N/A | 1K | — | Jun 17, 2022 |
| MECKLAI HUSSEIN | COO | SELL | $15K–$50K | 519 | $47.98 | Jun 17, 2022 |
| Baker Cary | CFO | SELL | $15K–$50K | 323 | $47.94 | Jun 17, 2022 |
| Baker Cary | CFO | EXERCISE | N/A | 782 | — | Jun 17, 2022 |
| DOSSETT JEFFREY | Chief Revenue Offi… | SELL | $15K–$50K | 775 | $47.94 | Jun 17, 2022 |
| DOSSETT JEFFREY | Chief Revenue Offi… | EXERCISE | N/A | 2K | — | Jun 17, 2022 |
| DIORIO CHRIS PH.D. | CEO | SELL | $15K–$50K | 646 | $47.93 | Jun 17, 2022 |
| DIORIO CHRIS PH.D. | CEO | EXERCISE | N/A | 2K | — | Jun 17, 2022 |
| DOSSETT JEFFREY | Chief Revenue Offi… | SELL | $15K–$50K | 500 | $50.00 | Jun 3, 2022 |
| Baker Cary | CFO | SELL | $50K–$100K | 1K | $43.24 | May 26, 2022 |
| Baker Cary | CFO | EXERCISE | N/A | 4K | — | May 26, 2022 |
| MECKLAI HUSSEIN | COO | EXERCISE | N/A | 625 | — | May 3, 2022 |
| MECKLAI HUSSEIN | COO | SELL | $1K–$15K | 237 | $51.25 | May 3, 2022 |
| DOSSETT JEFFREY | Chief Revenue Offi… | EXERCISE | N/A | 2K | — | May 3, 2022 |
| DOSSETT JEFFREY | Chief Revenue Offi… | SELL | $50K–$100K | 1K | $50.69 | May 3, 2022 |
| DOSSETT JEFFREY | Chief Revenue Offi… | EXERCISE | N/A | 7K | — | Apr 14, 2022 |
| DOSSETT JEFFREY | Chief Revenue Offi… | SELL | $100K–$500K | 3K | $59.58 | Apr 14, 2022 |
| DIORIO CHRIS PH.D. | CEO | SELL | $100K–$500K | 5K | $52.39 | Apr 14, 2022 |
| DIORIO CHRIS PH.D. | CEO | EXERCISE | N/A | 13K | — | Apr 14, 2022 |
| MECKLAI HUSSEIN | COO | SELL | $50K–$100K | 2K | $52.40 | Apr 14, 2022 |
| MECKLAI HUSSEIN | COO | EXERCISE | N/A | 4K | — | Apr 14, 2022 |
| Baker Cary | CFO | EXERCISE | N/A | 4K | — | Apr 14, 2022 |
| Baker Cary | CFO | SELL | $50K–$100K | 1K | $52.38 | Apr 14, 2022 |
| DIORIO CHRIS PH.D. | CEO | SELL | $50K–$100K | 1K | $64.54 | Apr 5, 2022 |
| DIORIO CHRIS PH.D. | CEO | EXERCISE | N/A | 4K | — | Apr 5, 2022 |
| DOSSETT JEFFREY | Chief Revenue Offi… | SELL | $50K–$100K | 1K | $64.07 | Apr 4, 2022 |
| MECKLAI HUSSEIN | COO | EXERCISE | N/A | 1K | — | Mar 17, 2022 |
Institutional Ownership
13F filings as of Dec 31, 2025 · 272 funds holding
| Fund | Shares | Value | Type |
|---|---|---|---|
| Capital International Investors | 1.6M | $1M+ | SH |
| STATE STREET CORP | 1.3M | $1M+ | SH |
| SYLEBRA CAPITAL LLC | 1.1M | $1M+ | SH |
| Whale Rock Capital Management LLC | 887K | $1M+ | SH |
| Capital World Investors | 754K | $1M+ | SH |
| Chevy Chase Trust Holdings, LLC | 682K | $1M+ | SH |
| AMERICAN CENTURY COMPANIES INC | 680K | $1M+ | SH |
| GEODE CAPITAL MANAGEMENT, LLC | 581K | $1M+ | SH |
| NORGES BANK | 317K | $1M+ | SH |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 266K | $1M+ | SH |
| WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC | 212K | $1M+ | SH |
| BNP Paribas Asset Management Holding S.A. | 148K | $1M+ | SH |
| JENNISON ASSOCIATES LLC | 188K | $1M+ | SH |
| AWM Investment Company, Inc. | 178K | $1M+ | SH |
| ROYCE & ASSOCIATES LP | 168K | $1M+ | SH |
| EMERALD ADVISERS, LLC | 159K | $1M+ | SH |
| BNP PARIBAS FINANCIAL MARKETS | 129K | $1M+ | SH |
| PRINCIPAL FINANCIAL GROUP INC | 127K | $1M+ | SH |
| Polar Asset Management Partners Inc. | 109K | $1M+ | SH |
| EMERALD MUTUAL FUND ADVISERS TRUST | 99K | $1M+ | SH |
Activist & 5%+ Owners
SC 13D/13G filings — investors holding 5%+ of outstanding shares
SC 13D/A · Dec 17, 2025
3.8%
1.1M shares
SC 13D/A · Dec 5, 2025
5.0%
1.5M shares
SC 13D/A · Sep 12, 2025
6.3%
1.8M shares
Capital International Investors
SC 13G · Feb 14, 2025
5.4%
1.5M shares
SC 13D/A · Nov 12, 2024
7.9%
2.2M shares
SC 13G/A · Nov 12, 2024
11.9%
3.3M shares
SC 13D/A · Nov 8, 2024
9.2%
2.6M shares
SC 13D/A · Nov 6, 2024
10.3%
2.9M shares
SC 13G/A · Nov 4, 2024
11.9%
3.3M shares
SC 13G/A · Oct 7, 2024
13.5%
3.8M shares
The Vanguard Group - 23-1945930
SC 13G/A · Jul 10, 2024
10.1%
2.8M shares
SC 13D · Jun 11, 2024
11.5%
3.2M shares
SC 13G/A · Feb 14, 2024
4.6%
1.3M shares
The Vanguard Group - 23-1945930
SC 13G/A · Feb 13, 2024
9.2%
2.5M shares
SC 13G/A · Feb 1, 2024
1.9%
526K shares
SC 13G/A · Jan 26, 2024
7.0%
1.9M shares
SC 13D/A · Nov 16, 2023
14.9%
4.0M shares
SC 13D/A · Aug 25, 2023
13.8%
3.7M shares
SC 13D/A · Aug 18, 2023
12.7%
3.4M shares
The Vanguard Group - 23-1945930
SC 13G/A · Jul 10, 2023
10.1%
2.7M shares
SC 13G · Jun 12, 2023
10.6%
2.8M shares
Gilder, Gagnon, Howe & Co. LLC
SC 13G/A · Feb 14, 2023
4.9%
1.3M shares
Chevy Chase Trust Holdings, LLC
SC 13G/A · Feb 10, 2023
4.6%
1.2M shares
SC 13G · Feb 9, 2023
8.6%
2.2M shares
SC 13G/A · Jan 31, 2023
6.5%
1.7M shares
SC 13D/A · Nov 23, 2022
11.5%
3.0M shares
SC 13D/A · Nov 18, 2022
12.9%
3.3M shares
Chevy Chase Trust Holdings, LLC
SC 13G/A · Feb 14, 2022
5.6%
1.4M shares
Gilder, Gagnon, Howe & Co. LLC
SC 13G · Feb 14, 2022
6.4%
1.6M shares