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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
Nov 15, 2021 (view filing)Nov 12-153 daysMatlin David JDirectorPPurchase+25.0K$5.57+$139.3K+1.8%1.40M after2 lots
Nov 17, 2021 (view filing)Nov 161 dayMatlin David JDirectorPPurchase+20.0K$5.26+$105.2K+1.4%1.42M after
Dec 10, 2021 (view filing)Dec 8-102 daysMatlin David JDirectorPPurchase+60.0K$4.96+$297.7K+4.2%1.50M after3 lots
Feb 2, 2022 (view filing)Feb 11 dayMatlin David JDirectorPPurchase+101.4K$2.96+$300.0K+6.8%1.60M after
Feb 3, 2022 (view filing)Feb 12 daysGeneral Resonance LLC10% OwnerSSale−101.4K$2.96−$300.0K−0.6%15.9M after
Mar 22, 2022 (view filing)Mar 18-214 daysMatlin David JDirectorPPurchase+55.0K$2.86+$157.3K+3.4%1.65M after2 lots
Mar 25, 2022 (view filing)Mar 23-242 daysMatlin David JDirectorPPurchase+40.0K$2.97+$118.6K+2.4%1.69M after2 lots
Mar 30, 2022 (view filing)Mar 28-292 daysMatlin David JDirectorPPurchase+18.6K$3.16+$58.9K+1.1%1.71M after2 lots
Apr 21, 2022 (view filing)Apr 201 dayMatlin David JDirectorPPurchase+132.9K$3.01+$400.0K+7.8%1.84M after
Apr 22, 2022 (view filing)Apr 211 dayGeneral Resonance LLC10% OwnerSSale−132.9K$3.01−$400.0K−0.8%15.7M after
May 17, 2022 (view filing)May 161 dayGay JonathonDirectorPPurchase+10.0K$2.08+$20.8K+17.0%68.7K after
May 18, 2022 (view filing)May 162 daysGeneral Resonance LLC10% OwnerSSale−181.8K$2.20−$400.0K−1.2%15.6M after
May 18, 2022 (view filing)May 162 daysGlanzman RobertChief Medical OfficerSSale−4.72K$2.03−$9.58K−30.9%10.6K after
May 18, 2022 (view filing)May 162 daysMatlin David JDirectorPPurchase+181.8K$2.20+$400.0K+9.9%2.03M after
May 27, 2022 (view filing)May 27Same dayMatlin David JDirectorPPurchase+35.0K$2.27+$79.5K+1.7%2.06M after
Jun 7, 2022 (view filing)Jun 3-64 daysMatlin David JDirectorPPurchase+60.7K$2.55+$154.8K+2.9%2.12M after2 lots
Jun 14, 2022 (view filing)Jun 131 dayMatlin David JDirectorPPurchase+55.0K$3.06+$168.3K+2.6%2.18M after
Jun 16, 2022 (view filing)Jun 14-152 daysMatlin David JDirectorPPurchase+96.0K$2.66+$255.4K+4.4%2.27M after2 lots
Jun 16, 2022 (view filing)Jun 151 dayMosca AlisonDirectorPPurchase+5.00K$2.62+$13.1K+14.5%39.5K after
Jun 17, 2022 (view filing)Jun 161 dayMortenson MarkChief Science OfficerSSale−20.2K$2.47−$50.0K−10.7%168.8K after
Jun 21, 2022 (view filing)Jun 16-175 daysMatlin David JDirectorPPurchase+149.6K$2.50+$374.8K+6.6%2.42M after2 lots
Jul 19, 2022 (view filing)Jul 181 dayEtherington Robert DeeChief Executive OfficerSSale−23.5K$4.72−$110.8K−29.3%56.6K after
Aug 18, 2022 (view filing)Aug 171 dayStevens John HenryDirectorPPurchase+47.7K$3.85+$183.5K+16.6%335.2K after
Nov 3, 2022 (view filing)Nov 21 dayStevens John HenryDirectorPPurchase+148.5K$1.01+$150.0K+44.3%483.7K 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 dayUgwumba ChidozieDirectorPPurchase+990.1K$1.01+$1.00M+21.9%5.52M 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 dayMatlin David JDirectorPPurchase+2.87M$1.01+$2.90M+118.5%5.29M after
Jun 20, 2023 (view filing)Jun 164 daysMatlin David JDirectorPPurchase+1.50M$0.80+$1.20M+28.3%6.79M 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 daysMosca AlisonDirectorPPurchase+2.39M$0.80+$1.92M+283.7%3.24M after
Jun 27, 2023 (view filing)Jun 261 dayEtherington Robert DeeChief Executive OfficerPPurchase+25.0K$0.81+$20.3KNew position25.0K after
Jun 27, 2023 (view filing)Jun 261 dayStevens John HenryDirectorPPurchase+316.5K$0.80+$253.2K+65.4%800.2K 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
Nov 13, 2023 (view filing)7:48 AM ETNov 103 daysMatlin David JDirectorPPurchase+250.0K$0.41+$102.5K+3.7%7.04M 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
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
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
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
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 2, 2024 (view filing)12:58 PM ETSep 302 daysMatlin David JDirectorPPurchase+92.3K$4.75+$438.5K+26.2%444.5K 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
May 27, 2025 (view filing)May 27Same dayGeneral Resonance LLC10% OwnerSSale−420$2.45−$1.03K−0.1%710.4K after
May 28, 2025 (view filing)May 28Same dayGeneral Resonance LLC10% OwnerSSale−420$2.60−$1.09K−0.1%710.0K after
May 29, 2025 (view filing)May 29Same dayGeneral Resonance LLC10% OwnerSSale−410$2.73−$1.12K−0.1%709.6K after
May 30, 2025 (view filing)May 30Same dayGeneral Resonance LLC10% OwnerSSale−410$2.80−$1.15K−0.1%709.2K after
Jun 2, 2025 (view filing)Jun 2Same dayGeneral Resonance LLC10% OwnerSSale−600$4.12−$2.47K−0.1%708.6K after
Jun 4, 2025 (view filing)Jun 4Same dayGeneral Resonance LLC10% OwnerSSale−600$4.04−$2.42K−0.1%708.0K after
Aug 21, 2025 (view filing)Aug 21Same dayGeneral Resonance LLC10% OwnerSSale−3.40K$5.34−$18.2K−0.5%704.6K after
Dec 18, 2025 (view filing)Dec 3-1815 daysLateUgwumba Chidozie10% OwnerSSale−257.8K$6.69−$1.73M−39.6%393.1K after12 lots