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Clene Inc.

CLNN
Exchange
Nasdaq
Industry
Pharmaceutical Preparations
SEC CIK
0001822791

No open-market purchases or sales by Clene Inc. insiders were filed in the last 90 days; 33 institutions reported holding it in 13F filings for Q2 2026, worth $19.6M in total; no superinvestor holds it.

Open-market trades, last 90 days

Open-market purchases (P) and sales (S) by Clene Inc. insiders, counted by Form 4 filing. Trades with a flagged price and duplicate filings are left out.

Open-market buys
0 filings
Open-market sells
0 filings
Insiders trading
0
Net value
$0
Purchases minus sales

Insider roster

Directors, officers and 10% owners who have filed a Form 4 for Clene Inc., current and former, most recent filer first. Last reported holding is the position after the last non-derivative trade in their latest filing.

Insider roster for Clene Inc.
NameTitleLast reported holdingLast filingFilings, past year
Matlin David JDirector912,275Sep 18, 20266
Etherington Robert DeePresident & CEO55,393Sep 18, 20264
Mosca AlisonDirector, 10% Owner478,671IndirectSep 18, 20266
Kiernan MatthewDirector–Aug 14, 20264
Desai Arjun JJDirector–Aug 14, 20264
Jacobovitz ShalomDirector20,838Aug 14, 20264
Gay JonathonDirector105,625IndirectAug 14, 20264
McLaughlin VallerieDirector–Aug 14, 20264
Wilcox Reed NDirector575,145Aug 14, 20264
Ugwumba Chidozie10% Owner103,417IndirectAug 6, 202623
Brown Morgan RChief Financial Officer–Jun 15, 20263
Mortenson MarkChief Science Officer28,949Jun 15, 20263
General Resonance LLC10% Owner704,591Aug 21, 20250
Stevens John HenryDirector800,204Sep 19, 20230
Glanzman RobertChief Medical Officer10,564May 18, 20220
Jeong Tae HeumChief Finance Officer–Nov 4, 20210

Insider trades

Each row adds up one type of transaction in one Form 4 filing. Only open-market purchases (P) and sales (S) are shown by default; use the filters to see grants, option exercises and other codes.

Insider trades
Filed (ET)Trade dateFiling delayInsiderTransactionSharesAvg priceValueHolding changeFlags
May 13, 2026 (view filing)May 11-122 daysUgwumba Chidozie10% OwnerSSale−95.5K$6.33−$604.1K−48.0%103.4K after2 lots
May 5, 2026 (view filing)May 1-44 daysUgwumba Chidozie10% OwnerSSale−78.7K$6.74−$530.4K−28.3%198.9K after2 lots
Apr 30, 2026 (view filing)Apr 28-302 daysUgwumba Chidozie10% OwnerSSale−19.5K$5.78−$112.8K−6.6%277.6K after3 lots
Apr 22, 2026 (view filing)Apr 20-212 daysUgwumba Chidozie10% OwnerSSale−65.7K$6.14−$403.1K−18.1%297.1K after2 lots
Apr 17, 2026 (view filing)Apr 15-172 daysUgwumba Chidozie10% OwnerSSale−39.2K$6.43−$251.9K−9.7%362.7K after3 lots
Apr 6, 2026 (view filing)Apr 24 daysUgwumba Chidozie10% OwnerSSale−24.9K$4.81−$119.9K−5.8%401.9K after
Apr 1, 2026 (view filing)Apr 1Same dayUgwumba Chidozie10% OwnerSSale−4.28K$4.97−$21.3K−1.0%426.8K after
Mar 31, 2026 (view filing)Mar 27-314 daysUgwumba Chidozie10% OwnerSSale−101.0K$4.89−$494.0K−19.0%431.1K after3 lots
Mar 26, 2026 (view filing)Mar 24-262 daysUgwumba Chidozie10% OwnerSSale−17.9K$5.56−$99.5K−3.3%532.1K after3 lots
Feb 5, 2026 (view filing)Feb 32 daysUgwumba Chidozie10% OwnerSSale−5.56K$4.10−$22.8K−1.0%550.0K after
Feb 2, 2026 (view filing)Jan 29-Feb 24 daysUgwumba Chidozie10% OwnerSSale−24.8K$4.23−$104.9K−4.3%555.6K after3 lots
Jan 28, 2026 (view filing)Jan 26-282 daysUgwumba Chidozie10% OwnerSSale−19.3K$4.98−$96.0K−3.2%580.3K after3 lots
Jan 23, 2026 (view filing)Jan 22-231 dayUgwumba Chidozie10% OwnerSSale−18.2K$5.30−$96.7K−2.9%599.6K after2 lots
Jan 21, 2026 (view filing)Jan 16-215 daysUgwumba Chidozie10% OwnerSSale−32.5K$4.97−$161.5K−5.0%617.8K after3 lots
Jan 16, 2026 (view filing)Jan 13-153 daysLateUgwumba Chidozie10% OwnerSSale−58.3K$5.01−$292.2K−8.2%650.3K after3 lots
Jan 13, 2026 (view filing)2:48 PM ETJan 13Same dayMatlin David JDirectorPPurchase+33.3K$6.50+$216.7K+7.5%477.8K after
Jan 12, 2026 (view filing)Jan 8-124 daysUgwumba Chidozie10% OwnerSSale−45.0K$5.70−$256.2K−6.0%708.6K after3 lots
Jan 7, 2026 (view filing)Jan 5-72 daysUgwumba Chidozie10% OwnerSSale−12.9K$6.04−$78.0K−1.7%753.6K after3 lots
Jan 2, 2026 (view filing)Dec 31, 2025-Jan 2, 20262 daysUgwumba Chidozie10% OwnerSSale−17.1K$5.79−$99.1K−2.2%766.5K after2 lots
Dec 31, 2025 (view filing)Dec 29-302 daysUgwumba Chidozie10% OwnerSSale−12.2K$5.98−$73.1K−1.5%783.6K after2 lots
Dec 30, 2025 (view filing)Dec 23-267 daysUgwumba Chidozie10% OwnerSSale−11.7K$6.28−$73.3K−1.4%795.8K after3 lots
Dec 23, 2025 (view filing)Dec 19-224 daysUgwumba Chidozie10% OwnerSSale−9.95K$6.49−$64.6K−2.5%383.2K after2 lots
Dec 18, 2025 (view filing)Dec 3-1815 daysLateUgwumba Chidozie10% OwnerSSale−257.8K$6.69−$1.73M−39.6%393.1K after12 lots
Aug 21, 2025 (view filing)Aug 21Same dayGeneral Resonance LLC10% OwnerSSale−3.40K$5.34−$18.2K−0.5%704.6K after
Jun 4, 2025 (view filing)Jun 4Same dayGeneral Resonance LLC10% OwnerSSale−600$4.04−$2.42K−0.1%708.0K after
Jun 2, 2025 (view filing)Jun 2Same dayGeneral Resonance LLC10% OwnerSSale−600$4.12−$2.47K−0.1%708.6K after
May 30, 2025 (view filing)May 30Same dayGeneral Resonance LLC10% OwnerSSale−410$2.80−$1.15K−0.1%709.2K after
May 29, 2025 (view filing)May 29Same dayGeneral Resonance LLC10% OwnerSSale−410$2.73−$1.12K−0.1%709.6K after
May 28, 2025 (view filing)May 28Same dayGeneral Resonance LLC10% OwnerSSale−420$2.60−$1.09K−0.1%710.0K after
May 27, 2025 (view filing)May 27Same dayGeneral Resonance LLC10% OwnerSSale−420$2.45−$1.03K−0.1%710.4K after
Mar 19, 2025 (view filing)Mar 18-191 dayGeneral Resonance LLC10% OwnerSSale−2.73K$4.42−$12.1K−0.4%710.9K after2 lots
Oct 2, 2024 (view filing)12:58 PM ETSep 302 daysMatlin David JDirectorPPurchase+92.3K$4.75+$438.5K+26.2%444.5K after
Oct 1, 2024 (view filing)4:17 PM ETSep 301 dayMortenson MarkChief Science OfficerPPurchase+20.5K$4.75+$97.4K+243.1%28.9K after
Oct 1, 2024 (view filing)4:17 PM ETSep 301 dayEtherington Robert DeeChief Executive OfficerPPurchase+10.0K$4.75+$47.5K+33.2%40.1K after
May 8, 2024 (view filing)12:16 PM ETApr 30-May 18 daysLateGeneral Resonance LLC10% OwnerSSale−26.0K$0.4063−$10.6K−0.2%15.3M after2 lots
May 1, 2024 (view filing)5:13 PM ETApr 247 daysLateGeneral Resonance LLC10% OwnerSSale−10.0K$0.3278−$3.28K−0.1%15.3M after
Apr 16, 2024 (view filing)9:38 AM ETApr 97 daysLateGeneral Resonance LLC10% OwnerSSale−22.5K$0.3855−$8.67K−0.1%15.4M after3 lots
Nov 13, 2023 (view filing)7:48 AM ETNov 103 daysMatlin David JDirectorPPurchase+250.0K$0.41+$102.5K+3.7%7.04M after
Sep 8, 2023 (view filing)Jun 1684 daysLateUgwumba Chidozie10% Owner, Other: Resigned as director 2/15/2023PPurchase+7.50M$0.80+$6.00M+135.9%13.0M after
Jun 27, 2023 (view filing)Jun 261 dayStevens John HenryDirectorPPurchase+316.5K$0.80+$253.2K+65.4%800.2K after
Jun 27, 2023 (view filing)Jun 261 dayEtherington Robert DeeChief Executive OfficerPPurchase+25.0K$0.81+$20.3KNew position25.0K after
Jun 20, 2023 (view filing)Jun 164 daysMosca AlisonDirectorPPurchase+2.39M$0.80+$1.92M+283.7%3.24M after
Jun 20, 2023 (view filing)Jun 164 daysGay JonathonDirectorPPurchase+105.6K$0.80+$84.5KNew position105.6K after
Jun 20, 2023 (view filing)Jun 164 daysMatlin David JDirectorPPurchase+1.50M$0.80+$1.20M+28.3%6.79M after
Nov 3, 2022 (view filing)Nov 21 dayMatlin David JDirectorPPurchase+2.87M$1.01+$2.90M+118.5%5.29M after
Nov 3, 2022 (view filing)Nov 21 dayGay JonathonDirectorPPurchase+990.1K$1.01+$1.00M+85.0%2.15M after
Nov 3, 2022 (view filing)Nov 21 dayUgwumba ChidozieDirectorPPurchase+990.1K$1.01+$1.00M+21.9%5.52M after
Nov 3, 2022 (view filing)Nov 21 dayMosca AlisonDirectorPPurchase+792.1K$1.01+$800.0K+1,525.5%844.0K after
Nov 3, 2022 (view filing)Nov 21 dayStevens John HenryDirectorPPurchase+148.5K$1.01+$150.0K+44.3%483.7K after
Aug 18, 2022 (view filing)Aug 171 dayStevens John HenryDirectorPPurchase+47.7K$3.85+$183.5K+16.6%335.2K after