SEC Insider Transactions from VONDRASEK MARK R.

Last updated: 2026-03-23 23:02 UTC | Total transactions: 117

Mark R. Vondrasek sold Hyatt Hotels Corp ($H) shares on the open market four times in the last year, for a total of $2.26 million. His most recent sale occurred on November 11, 2025. These open market sales rank 3,247th among 11,678 individual insiders, below the average of $8.6 million across 6.4 transactions. Vondrasek made no open market purchases during this period.

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Transaction Date Company Ticker Insider Name Title Transaction Type Security Shares Price Shares Owned Following Total Shares Outstanding % of Owned % of Outstanding
March 19, 2026 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks A Restricted Stock Units 4468 $0.00 4,468.0000 53,143,473 9999.99% 0.01%
March 19, 2026 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks A Stock Appreciation Rights 9944 $0.00 9,944.0000 53,143,473 9999.99% 0.02%
March 23, 2026 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks S Class A Common Stock 6500 $147.18 11,702.0000 53,143,473 35.71% 0.01%
March 16, 2026 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks M Restricted Stock Units 907 $0.00 1,814.0000 53,143,473 33.33% 0.00%
March 16, 2026 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks M Restricted Stock Units 1174 $0.00 1,177.0000 53,143,473 49.94% 0.00%
March 16, 2026 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks M Restricted Stock Units 1777 $0.00 0.0000 53,143,473 100.00% 0.00%
March 16, 2026 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks F Class A Common Stock 555 $141.33 18,202.0000 53,143,473 2.96% 0.00%
March 16, 2026 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks M Class A Common Stock 1319 $0.00 18,757.0000 53,143,473 7.56% 0.00%
March 16, 2026 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks F Class A Common Stock 382 $141.33 17,438.0000 53,143,473 2.14% 0.00%
March 16, 2026 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks M Class A Common Stock 907 $0.00 17,820.0000 53,143,473 5.36% 0.00%
March 16, 2026 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks F Class A Common Stock 494 $141.33 16,913.0000 53,143,473 2.84% 0.00%
March 16, 2026 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks M Class A Common Stock 1174 $0.00 17,407.0000 53,143,473 7.23% 0.00%
March 16, 2026 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks F Class A Common Stock 748 $141.33 16,233.0000 53,143,473 4.40% 0.00%
March 16, 2026 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks M Class A Common Stock 1777 $0.00 16,981.0000 53,143,473 11.69% 0.00%
March 16, 2026 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks M Restricted Stock Units 1319 $0.00 3,958.0000 53,143,473 25.00% 0.00%
March 4, 2026 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks F Class A Common Stock 2298 $162.00 9,877.0000 53,143,473 18.87% 0.00%
March 4, 2026 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks F Class A Common Stock 3678 $162.00 15,204.0000 53,143,473 19.48% 0.01%
March 4, 2026 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks A Class A Common Stock 9005 $0.00 18,882.0000 53,143,473 91.17% 0.02%
March 4, 2026 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks A Class A Common Stock 5175 $0.00 12,175.0000 53,143,473 73.93% 0.01%
Jan. 16, 2026 DENNY'S Corp $DENN VONDRASEK MARK R Director M Deferred Stock Units 13922 $0.00 0.0000 52,256,000 100.00% 0.03%
Jan. 16, 2026 DENNY'S Corp $DENN VONDRASEK MARK R Director M Deferred Stock Units 24775 $0.00 0.0000 52,256,000 100.00% 0.05%
Jan. 16, 2026 DENNY'S Corp $DENN VONDRASEK MARK R Director M Common Stock 38697 $0.00 38,697.0000 52,256,000 9999.99% 0.07%
Jan. 16, 2026 DENNY'S Corp $DENN VONDRASEK MARK R Director D Common Stock 38697 $6.25 0.0000 52,256,000 100.00% 0.07%
Nov. 11, 2025 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks D Class A Common Stock 2363 $155.91 9,214.0000 53,147,958 20.41% 0.00%
Nov. 11, 2025 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks M Class A Common Stock 4577 $80.46 11,577.0000 53,147,958 65.39% 0.01%
Nov. 11, 2025 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks M Stock Appreciation Rights 6960 $0.00 3,482.0000 53,147,958 66.65% 0.01%
Nov. 11, 2025 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks M Stock Appreciation Rights 4577 $0.00 0.0000 53,147,958 100.00% 0.01%
Nov. 11, 2025 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks S Class A Common Stock 4930 $155.91 7,000.0000 53,147,958 41.32% 0.01%
Nov. 11, 2025 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks D Class A Common Stock 4244 $155.91 11,930.0000 53,147,958 26.24% 0.01%
Nov. 11, 2025 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks M Class A Common Stock 6960 $95.06 16,174.0000 53,147,958 75.54% 0.01%
Aug. 13, 2025 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks S Class A Common Stock 2337 $140.30 7,000.0000 53,512,578 25.03% 0.00%
May 14, 2025 DENNY'S Corp $DENN VONDRASEK MARK R Director A Deferred Stock Unit 24775 $0.00 38,697.0000 52,614,000 177.96% 0.05%
March 21, 2025 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks S Class A Common Stock 9900 $116.80 9,437.0000 53,531,579 51.20% 0.02%
March 21, 2025 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks S Class A Common Stock 100 $117.23 9,337.0000 53,531,579 1.06% 0.00%
March 18, 2025 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks A Stock Appreciation Rights 12151 $0.00 12,151.0000 53,531,579 9999.99% 0.02%
March 18, 2025 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks A Restricted Stock Units 5277 $0.00 5,277.0000 53,531,579 9999.99% 0.01%
March 16, 2025 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks F Class A Common Stock 403 $122.21 19,337.0000 53,531,579 2.04% 0.00%
March 16, 2025 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks M Class A Common Stock 2331 $0.00 14,080.0000 53,531,579 19.84% 0.00%
March 16, 2025 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks F Class A Common Stock 1035 $122.21 13,045.0000 53,531,579 7.35% 0.00%
March 16, 2025 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks M Class A Common Stock 7458 $0.00 20,503.0000 53,531,579 57.17% 0.01%
March 16, 2025 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks F Class A Common Stock 3308 $122.21 17,195.0000 53,531,579 16.13% 0.01%
March 16, 2025 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks M Class A Common Stock 1774 $0.00 18,969.0000 53,531,579 10.32% 0.00%
March 16, 2025 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks F Class A Common Stock 788 $122.21 18,181.0000 53,531,579 4.15% 0.00%
March 16, 2025 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks M Class A Common Stock 1174 $0.00 19,355.0000 53,531,579 6.46% 0.00%
March 16, 2025 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks F Class A Common Stock 522 $122.21 18,833.0000 53,531,579 2.70% 0.00%
March 16, 2025 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks M Class A Common Stock 907 $0.00 19,740.0000 53,531,579 4.82% 0.00%
March 16, 2025 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks M Restricted Stock Units 2331 $0.00 0.0000 53,531,579 100.00% 0.00%
March 16, 2025 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks M Restricted Stock Units 7458 $0.00 0.0000 53,531,579 100.00% 0.01%
March 16, 2025 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks M Restricted Stock Units 1774 $0.00 1,777.0000 53,531,579 49.96% 0.00%
March 16, 2025 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks M Restricted Stock Units 1174 $0.00 2,351.0000 53,531,579 33.30% 0.00%
March 16, 2025 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks M Restricted Stock Units 907 $0.00 2,721.0000 53,531,579 25.00% 0.00%
March 4, 2025 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks A Class A Common Stock 9844 $0.00 15,642.0000 53,531,579 169.78% 0.02%
March 4, 2025 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks F Class A Common Stock 3893 $137.25 11,749.0000 53,531,579 24.89% 0.01%
Nov. 25, 2024 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks M Class A Common Stock 4576 $80.46 10,374.0000 53,748,579 78.92% 0.01%
Nov. 25, 2024 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks S Class A Common Stock 1500 $159.82 5,798.0000 53,748,579 20.55% 0.00%
Nov. 25, 2024 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks D Class A Common Stock 2300 $160.11 8,074.0000 53,748,579 22.17% 0.00%
Nov. 25, 2024 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks S Class A Common Stock 2276 $160.11 5,798.0000 53,748,579 28.19% 0.00%
Nov. 25, 2024 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks M Stock Appreciation Rights 4576 $0.00 4,577.0000 53,748,579 49.99% 0.01%
June 3, 2024 DENNY'S Corp $DENN VONDRASEK MARK R Director A Deferred Stock Unit 13922 $0.00 13,922.0000 56,196,000 9999.99% 0.02%
May 17, 2024 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks M Class A Common Stock 14781 $48.66 22,079.0000 56,003,598 202.53% 0.03%
May 17, 2024 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks D Class A Common Stock 4823 $149.14 17,256.0000 56,003,598 21.84% 0.01%
May 17, 2024 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks S Class A Common Stock 9958 $149.14 7,298.0000 56,003,598 57.71% 0.02%
May 17, 2024 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks S Class A Common Stock 5354 $149.28 7,298.0000 56,003,598 42.32% 0.01%
May 17, 2024 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks M Stock Appreciation Rights 14781 $0.00 0.0000 56,003,598 100.00% 0.03%
March 19, 2024 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks A Restricted Stock Units 3628 $0.00 3,628.0000 58,757,123 9999.99% 0.01%
March 19, 2024 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks A Stock Appreciation Rights 8281 $0.00 8,281.0000 58,757,123 9999.99% 0.01%
March 16, 2024 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks M Class A Common Stock 2328 $0.00 8,930.0000 58,757,123 35.26% 0.00%
March 16, 2024 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks M Restricted Stock Units 1174 $0.00 3,525.0000 58,757,123 24.98% 0.00%
March 16, 2024 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks M Restricted Stock Units 1774 $0.00 3,551.0000 58,757,123 33.31% 0.00%
March 16, 2024 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks M Restricted Stock Units 5592 $0.00 7,458.0000 58,757,123 42.85% 0.01%
March 16, 2024 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks M Restricted Stock Units 2328 $0.00 2,331.0000 58,757,123 49.97% 0.00%
March 16, 2024 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks M Restricted Stock Units 2698 $0.00 0.0000 58,757,123 100.00% 0.00%
March 16, 2024 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks F Class A Common Stock 521 $153.60 12,652.0000 58,757,123 3.96% 0.00%
March 16, 2024 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks M Class A Common Stock 1174 $0.00 13,173.0000 58,757,123 9.78% 0.00%
March 16, 2024 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks F Class A Common Stock 787 $153.60 11,999.0000 58,757,123 6.16% 0.00%
March 16, 2024 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks M Class A Common Stock 1774 $0.00 12,786.0000 58,757,123 16.11% 0.00%
March 16, 2024 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks F Class A Common Stock 2478 $153.60 11,012.0000 58,757,123 18.37% 0.00%
March 16, 2024 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks M Class A Common Stock 5592 $0.00 13,490.0000 58,757,123 70.80% 0.01%
March 16, 2024 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks F Class A Common Stock 1032 $153.60 7,898.0000 58,757,123 11.56% 0.00%
March 16, 2024 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks F Class A Common Stock 1196 $153.60 6,602.0000 58,757,123 15.34% 0.00%
March 16, 2024 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks M Class A Common Stock 2698 $0.00 7,798.0000 58,757,123 52.90% 0.00%
March 11, 2024 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks S Class A Common Stock 9867 $154.11 5,100.0000 58,757,123 65.93% 0.02%
March 7, 2024 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks F Class A Common Stock 7531 $156.65 14,967.0000 58,757,123 33.47% 0.01%
March 7, 2024 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks A Class A Common Stock 17398 $0.00 22,498.0000 58,757,123 341.14% 0.03%
Nov. 28, 2023 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks S Class A Common Stock 900 $115.15 5,100.0000 58,917,749 15.00% 0.00%
Nov. 8, 2023 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks D Class A Common Stock 3138 $105.42 7,425.0000 58,917,749 29.71% 0.01%
Nov. 8, 2023 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks S Class A Common Stock 1425 $105.42 6,000.0000 58,917,749 19.19% 0.00%
Nov. 8, 2023 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks M Stock Appreciation Rights 3480 $0.00 10,442.0000 58,917,749 25.00% 0.01%
Nov. 8, 2023 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks M Stock Appreciation Rights 4576 $0.00 9,153.0000 58,917,749 33.33% 0.01%
Nov. 8, 2023 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks M Class A Common Stock 4576 $80.46 10,576.0000 58,917,749 76.27% 0.01%
Nov. 8, 2023 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks D Class A Common Stock 3493 $105.42 7,083.0000 58,917,749 33.03% 0.01%
Nov. 8, 2023 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks M Class A Common Stock 3480 $95.06 10,563.0000 58,917,749 49.13% 0.01%
May 18, 2023 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks S Class A Common Stock 4817 $115.03 6,000.0000 58,917,749 44.53% 0.01%
March 21, 2023 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks A Stock Appreciation Rights 10815 $0.00 10,815.0000 58,917,749 9999.99% 0.02%
March 21, 2023 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks A Restricted Stock Units 4699 $0.00 4,699.0000 58,917,749 9999.99% 0.01%
March 20, 2023 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks S Class A Common Stock 12119 $109.08 10,817.0000 58,917,749 52.84% 0.02%
March 20, 2023 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks D Class A Common Stock 6597 $109.08 22,936.0000 58,917,749 22.34% 0.01%
March 20, 2023 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks M Stock Appreciation Rights 14780 $0.00 14,781.0000 58,917,749 50.00% 0.03%
March 20, 2023 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks D Class A Common Stock 4323 $109.08 14,753.0000 58,917,749 22.66% 0.01%
March 20, 2023 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks M Class A Common Stock 6575 $71.67 19,076.0000 58,917,749 52.60% 0.01%
March 20, 2023 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks M Class A Common Stock 14780 $48.66 29,533.0000 58,917,749 100.18% 0.03%
March 20, 2023 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks M Stock Appreciation Rights 6575 $0.00 0.0000 58,917,749 100.00% 0.01%
March 16, 2023 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks M Restricted Stock Units 2697 $0.00 2,698.0000 58,917,749 49.99% 0.00%
March 16, 2023 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks M Restricted Stock Units 2328 $0.00 4,659.0000 58,917,749 33.32% 0.00%
March 16, 2023 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks M Restricted Stock Units 3728 $0.00 13,050.0000 58,917,749 22.22% 0.01%
March 16, 2023 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks M Class A Common Stock 2697 $0.00 9,337.0000 58,917,749 40.62% 0.00%
March 16, 2023 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks F Class A Common Stock 1054 $107.63 6,640.0000 58,917,749 13.70% 0.00%
March 16, 2023 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks M Class A Common Stock 2377 $0.00 7,694.0000 58,917,749 44.71% 0.00%
March 16, 2023 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks M Restricted Stock Units 1774 $0.00 5,325.0000 58,917,749 24.99% 0.00%
March 16, 2023 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks F Class A Common Stock 1195 $107.63 8,142.0000 58,917,749 12.80% 0.00%
March 16, 2023 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks M Class A Common Stock 2328 $0.00 10,470.0000 58,917,749 28.59% 0.00%
March 16, 2023 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks F Class A Common Stock 1032 $107.63 9,438.0000 58,917,749 9.86% 0.00%
March 16, 2023 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks M Class A Common Stock 3728 $0.00 13,166.0000 58,917,749 39.50% 0.01%
March 16, 2023 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks F Class A Common Stock 1652 $107.63 11,514.0000 58,917,749 12.55% 0.00%
March 16, 2023 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks M Class A Common Stock 1774 $0.00 13,288.0000 58,917,749 15.41% 0.00%
March 16, 2023 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks F Class A Common Stock 787 $107.63 12,501.0000 58,917,749 5.92% 0.00%
March 16, 2023 Hyatt Hotels Corp $H VONDRASEK MARK R See Remarks M Restricted Stock Units 2377 $0.00 0.0000 58,917,749 100.00% 0.00%