Mac Armstrong Insider Trading Activity

Corporate InsiderCEO · CIK 1772383

51

Total trades

$11.0M

Total volume

May 21, 2026

Last activity

PLMR

Palomar Holdings, Inc.

Mac Armstrong has been net-selling over the last 12 months with 0 purchases and 51 sales across 1 company.

PLMR is the most-traded position with 51 trades. The largest single transaction was a sale of PLMR for $1.4M on Jan 28, 2026.

Performance Scorecard

Forward stock performance after each transaction by Mac Armstrong. Buy returns measure price movement after open-market purchases; sell-avoided measures the loss avoided after open-market sales. Success rate counts trades where the insider's direction was right.

PERIODAVG BUY RETURNAVG SELL AVOIDEDSUCCESS RATETRADES
30 days—+2.0%63%49
90 days—+4.1%56%41
120 days—+3.6%70%33

Performance based on stock price movement after each transaction date. Past results do not predict future returns. Not financial advice.

Price & Trades

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PLMR · Palomar Holdings, Inc.

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Recent Trades

Showing the 50 most recent of 51 disclosed trades.

DATETICKERTYPESHARESPRICEVALUEROLE
May 21, 2026PLMRSell2,172$114.67$249KCEO
May 21, 2026PLMRSell1,328$113.93$151KCEO
Apr 21, 2026PLMRSell1,622$129.91$211KCEO
Apr 21, 2026PLMRSell678$131.11$89KCEO
Apr 21, 2026PLMRSell1,200$131.73$158KCEO
Apr 15, 2026PLMRSell3,197$129.46$414KCEO
Mar 23, 2026PLMRSell400$118.33$47KCEO
Mar 23, 2026PLMRSell500$119.47$60KCEO
Mar 23, 2026PLMRSell1,622$120.78$196KCEO
Mar 23, 2026PLMRSell978$121.74$119KCEO
Feb 12, 2026PLMRSell1,100$119.42$131KCEO
Feb 12, 2026PLMRSell300$117.58$35KCEO
Feb 12, 2026PLMRSell500$120.57$60KCEO
Feb 12, 2026PLMRSell246$121.32$30KCEO
Feb 12, 2026PLMRSell1,308$123.63$162KCEO
Feb 12, 2026PLMRSell1,023$124.78$128KCEO
Feb 12, 2026PLMRSell100$126.15$13KCEO
Feb 12, 2026PLMRSell423$128.25$54KCEO
Jan 31, 2026PLMRSell2,205$121.74$268KCEO
Jan 29, 2026PLMRSell2,460$122.04$300KCEO
Jan 29, 2026PLMRSell2,939$122.04$359KCEO
Jan 28, 2026PLMRSell11,484$119.88$1.4MCEO
Jan 21, 2026PLMRSell41$130.29$5KCEO
Jan 21, 2026PLMRSell1,048$127.84$134KCEO
Jan 21, 2026PLMRSell1,655$128.67$213KCEO
Jan 21, 2026PLMRSell2,256$129.75$293KCEO
Jan 15, 2026PLMRSell2,310$130.00$300KCEO
Dec 22, 2025PLMRSell800$135.04$108KCEO
Dec 22, 2025PLMRSell2,432$135.95$331KCEO
Dec 22, 2025PLMRSell1,757$137.15$241KCEO
Dec 22, 2025PLMRSell11$137.64$2KCEO
Nov 21, 2025PLMRSell300$120.34$36KCEO
Nov 21, 2025PLMRSell700$121.87$85KCEO
Nov 21, 2025PLMRSell3,124$123.01$384KCEO
Nov 21, 2025PLMRSell876$123.98$109KCEO
Oct 21, 2025PLMRSell63$113.10$7KCEO
Oct 21, 2025PLMRSell2,037$114.94$234KCEO
Oct 21, 2025PLMRSell2,900$115.62$335KCEO
Oct 15, 2025PLMRSell3,218$116.10$374KCEO
Sep 22, 2025PLMRSell2,300$115.54$266KCEO
Sep 22, 2025PLMRSell2,700$116.42$314KCEO
Aug 21, 2025PLMRSell600$125.13$75KCEO
Aug 21, 2025PLMRSell1,000$126.09$126KCEO
Aug 21, 2025PLMRSell3,400$126.95$432KCEO
Jul 21, 2025PLMRSell602$137.75$83KCEO
Jul 21, 2025PLMRSell498$138.85$69KCEO
Jul 21, 2025PLMRSell2,099$140.00$294KCEO
Jul 21, 2025PLMRSell1,701$141.32$240KCEO
Jul 21, 2025PLMRSell100$141.77$14KCEO
Jul 15, 2025PLMRSell3,191$143.10$457KCEO

Top Companies Traded

TICKERCOMPANYTRADESTOTAL VOLUME
PLMRPalomar Holdings, Inc.51$11.0M

Other insiders at Palomar Holdings, Inc.

6 other tracked filers at PLMR.

Christianson Jon

President

14

Trades

Uchida T Christopher

CFO

11

Trades

Knutzen Jonathan

Chief Risk Officer

8

Trades

Grant Angela L.

Chief Legal Officer

4

Trades

Herve Rodolphe

COO

3

Trades

Carter Timothy

Chief People Officer

3

Trades