SMITH MICRO SOFTWARE, INC. ($SMSI) Insider Transactions

Last updated: 2026-03-16 21:01 UTC | Total transactions: 140

In the last 12 months, insiders at SMITH MICRO SOFTWARE, INC. ($SMSI) filed 140 transactions with the SEC: 0 open-market purchases totaling $0 and 9 sales totaling $70,390. Net insider sentiment: net selling.

SMITH MICRO SOFTWARE, INC. operates in the Services-prepackaged software industry (Technology sector).

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Recent Insider Transactions

Transaction Date Insider Name Title Transaction Type Security Shares Price Shares Owned Following Total Shares Outstanding % of Owned % of Outstanding
March 13, 2026 SMITH WILLIAM W JR President and CEO F Common stock 4943 $0.85 5,814,430.0000 21,477,754 0.08% 0.02%
March 13, 2026 Huffmyer Timothy C. VP, COO, CFO and Treasurer F Common stock 1788 $0.85 184,567.0000 21,477,754 0.96% 0.01%
March 10, 2026 SMITH WILLIAM W JR President and CEO A Secured convertible note 4585492 $0.00 4,585,491.9300 21,477,754 9999.99% 21.35%
March 6, 2026 Huffmyer Timothy C. VP, COO, CFO and Treasurer A Common stock purchase warrant 174944 $0.00 174,944.0000 21,477,754 9999.99% 0.81%
March 6, 2026 Huffmyer Timothy C. VP, COO, CFO and Treasurer A Secured convertible note 90970 $0.00 90,970.4500 21,477,754 9999.99% 0.42%
March 9, 2026 Sharma Chetan Director A Stock option (right to buy) 12500 $0.00 12,500.0000 21,477,754 9999.99% 0.06%
March 9, 2026 SZABO GREGORY J Director A Common stock 12500 $0.00 73,493.0000 21,477,754 20.49% 0.06%
March 9, 2026 Keddy Asha Director A Common stock 12500 $0.00 54,629.0000 21,477,754 29.67% 0.06%
March 9, 2026 gulko samuel Director A Common stock 12500 $0.00 70,274.0000 21,477,754 21.64% 0.06%
March 9, 2026 Elfman Steven Lawrence Director A Common stock 12500 $0.00 69,087.0000 21,477,754 22.09% 0.06%
March 9, 2026 CAMPBELL THOMAS G Director A Common stock 12500 $0.00 49,706.0000 21,477,754 33.60% 0.06%
March 9, 2026 Arno Andrew Director A Common Stock 12500 $0.00 93,632.0000 21,477,754 15.41% 0.06%
March 10, 2026 SMITH WILLIAM W JR President and CEO A Common stock purchase warrant 8818254 $0.00 8,818,254.0000 21,477,754 9999.99% 41.06%
March 4, 2026 Huffmyer Timothy C. VP, COO, CFO and Treasurer D Common stock 5261 $0.00 186,355.0000 21,477,754 2.75% 0.02%
Feb. 27, 2026 SMITH WILLIAM W JR President and CEO F Common stock 43366 $0.52 5,831,999.0000 21,477,754 0.74% 0.20%
March 4, 2026 SMITH WILLIAM W JR President and CEO D Common stock 12626 $0.00 5,819,343.0000 21,477,754 0.22% 0.06%
Feb. 27, 2026 Huffmyer Timothy C. VP, COO, CFO and Treasurer F Common stock 27010 $0.51 191,616.0000 21,477,754 12.35% 0.13%
Feb. 21, 2026 SMITH WILLIAM W JR President and CEO D Common stock 9706 $0.00 5,875,365.0000 21,477,754 0.16% 0.05%
Feb. 21, 2026 Huffmyer Timothy C. VP, COO, CFO and Treasurer D Common stock 7280 $0.00 218,626.0000 21,477,754 3.22% 0.03%
Feb. 3, 2026 SMITH WILLIAM W JR President and CEO A Common stock purchase warrant 1480165 $0.00 1,480,165.0000 21,477,754 9999.99% 6.89%
Dec. 17, 2025 Huffmyer Timothy C. VP, COO, CFO and Treasurer F Common stock 254 $0.62 225,906.0000 21,477,754 0.11% 0.00%
Dec. 17, 2025 SMITH WILLIAM W JR President and CEO F Common stock 1000 $0.62 5,885,071.0000 21,477,754 0.02% 0.00%
Dec. 10, 2025 SMITH WILLIAM W JR President and CEO S Common stock 38697 $0.60 5,922,668.0000 21,477,754 0.65% 0.18%
Dec. 9, 2025 SMITH WILLIAM W JR President and CEO A Common stock 119049 $0.00 5,886,071.0000 21,477,754 2.06% 0.55%
Dec. 9, 2025 Huffmyer Timothy C. VP, COO, CFO and Treasurer A Common stock 75398 $0.00 226,160.0000 21,477,754 50.01% 0.35%
Dec. 11, 2025 SMITH WILLIAM W JR President and CEO S Common stock 36597 $0.58 5,886,071.0000 21,477,754 0.62% 0.17%
Nov. 12, 2025 SMITH WILLIAM W JR President and CEO F Common Stock 30813 $0.70 5,842,316.0000 21,477,754 0.52% 0.14%
Nov. 11, 2025 SMITH WILLIAM W JR President and CEO F Common Stock 1000 $0.78 5,886,030.0000 21,477,754 0.02% 0.00%
Nov. 12, 2025 Huffmyer Timothy C. VP, COO, CFO and Treasurer F Common Stock 19143 $0.68 150,762.0000 21,477,754 11.27% 0.09%
Nov. 11, 2025 Huffmyer Timothy C. VP, COO, CFO and Treasurer D Common Stock 9676 $0.00 169,905.0000 21,477,754 5.39% 0.05%
Nov. 11, 2025 Huffmyer Timothy C. VP, COO, CFO and Treasurer F Common Stock 294 $0.78 179,581.0000 21,477,754 0.16% 0.00%
Nov. 11, 2025 SMITH WILLIAM W JR President and CEO D Common Stock 12901 $0.00 5,873,129.0000 21,477,754 0.22% 0.06%
Nov. 7, 2025 SMITH WILLIAM W JR President and CEO A Common Stock 2236136 $0.67 5,887,030.0000 21,477,754 61.25% 10.41%
Nov. 7, 2025 SMITH WILLIAM W JR President and CEO A Common stock purchase warrant 2236136 $0.00 2,236,136.0000 21,477,754 9999.99% 10.41%
Oct. 9, 2025 gulko samuel Director A Common Stock 7993 $0.00 57,774.0000 21,477,754 16.06% 0.04%
Oct. 9, 2025 Arno Andrew Director A Common Stock 7993 $0.00 81,132.0000 21,477,754 10.93% 0.04%
Oct. 9, 2025 CAMPBELL THOMAS G Director A Common Stock 7993 $0.00 37,206.0000 21,477,754 27.36% 0.04%
Oct. 9, 2025 Elfman Steven Lawrence Director A Common Stock 7993 $0.00 56,587.0000 21,477,754 16.45% 0.04%
Oct. 9, 2025 Keddy Asha Director A Common Stock 7993 $0.00 42,129.0000 21,477,754 23.42% 0.04%
Oct. 9, 2025 SZABO GREGORY J Director A Common Stock 7993 $0.00 60,993.0000 21,477,754 15.08% 0.04%
Sept. 29, 2025 SMITH WILLIAM W JR President and CEO G Common stock 47473 $0.00 3,650,894.0000 17,673,404 1.28% 0.27%
Sept. 29, 2025 SMITH WILLIAM W JR President and CEO G Common stock 47473 $0.00 3,650,894.0000 17,673,404 1.32% 0.27%
Sept. 17, 2025 SMITH WILLIAM W JR President and CEO A Common stock purchase warrant 518561 $0.00 518,561.0000 17,673,404 9999.99% 2.93%
Sept. 17, 2025 Huffmyer Timothy C. VP, COO, CFO and Treasurer A Common stock purchase warrant 119760 $0.00 119,760.0000 17,673,404 9999.99% 0.68%
Sept. 15, 2025 SMITH WILLIAM W JR President and CEO F Common stock 1001 $0.70 3,650,894.0000 17,673,404 0.03% 0.01%
Sept. 15, 2025 Huffmyer Timothy C. VP, COO, CFO and Treasurer F Common stock 256 $0.70 179,875.0000 17,673,404 0.14% 0.00%
Sept. 11, 2025 SMITH WILLIAM W JR President and CEO A Common stock purchase warrant 467781 $0.00 467,781.0000 17,673,404 9999.99% 2.65%
Aug. 15, 2025 SMITH WILLIAM W JR President and CEO F Common Stock 21473 $0.82 3,656,424.0000 17,673,404 0.58% 0.12%
Aug. 14, 2025 SMITH WILLIAM W JR President and CEO A Common Stock 105635 $0.00 3,677,897.0000 17,673,404 2.96% 0.60%
Aug. 15, 2025 Huffmyer Timothy C. VP, COO, CFO and Treasurer F Common Stock 21343 $0.87 181,235.0000 17,673,404 10.54% 0.12%
Aug. 14, 2025 Huffmyer Timothy C. VP, COO, CFO and Treasurer A Common Stock 66902 $0.00 202,578.0000 17,673,404 49.31% 0.38%
Aug. 15, 2025 SMITH WILLIAM W JR President and CEO D Common Stock 4529 $0.00 3,651,895.0000 17,673,404 0.12% 0.03%
Aug. 15, 2025 Huffmyer Timothy C. VP, COO, CFO and Treasurer D Common Stock 1104 $0.00 180,131.0000 17,673,404 0.61% 0.01%
June 9, 2025 Huffmyer Timothy C. VP, COO, CFO and Treasurer A Common Stock 85676 $0.00 135,676.0000 17,673,404 171.35% 0.48%
June 9, 2025 Huffmyer Timothy C. VP, COO, CFO and Treasurer A Common Stock 50000 $0.00 50,000.0000 17,673,404 9999.99% 0.28%
May 13, 2025 SMITH WILLIAM W JR President & CEO F Common Stock 15374 $0.94 3,637,312.0000 17,673,404 0.42% 0.09%
May 13, 2025 Kempton James M VP, CFO and Treasurer F Common Stock 7335 $0.94 210,296.0000 17,673,404 3.37% 0.04%
May 12, 2025 Kempton James M VP, CFO and Treasurer D Common Stock 750 $0.00 217,631.0000 17,673,404 0.34% 0.00%
May 14, 2025 SMITH WILLIAM W JR President & CEO G Common Stock 65050 $0.00 3,572,262.0000 17,673,404 1.85% 0.37%
May 14, 2025 SMITH WILLIAM W JR President & CEO G Common Stock 65050 $0.00 3,572,262.0000 17,673,404 1.79% 0.37%
May 12, 2025 SMITH WILLIAM W JR President & CEO D Common Stock 1500 $0.00 3,652,686.0000 17,673,404 0.04% 0.01%
April 17, 2025 SMITH WILLIAM W JR President & CEO F Common Stock 9904 $0.81 3,589,136.0000 17,673,404 0.28% 0.06%
April 17, 2025 Kempton James M VP, CFO and Treasurer F Common Stock 3856 $0.81 218,381.0000 17,673,404 1.74% 0.02%
March 31, 2025 Kempton James M VP, CFO and Treasurer A Common Stock 250 $0.62 222,237.0000 17,673,404 0.11% 0.00%
March 14, 2025 CAMPBELL THOMAS G Director S Common Stock 10000 $0.71 29,213.0000 17,673,404 25.50% 0.06%
March 13, 2025 Kempton James M VP, CFO and Treasurer F Common Stock 3778 $0.71 221,987.0000 17,673,404 1.67% 0.02%
March 11, 2025 SMITH WILLIAM W JR President & CEO D Common Stock 991 $0.00 3,606,975.0000 17,673,404 0.03% 0.01%
March 13, 2025 SMITH WILLIAM W JR President & CEO F Common Stock 9209 $0.71 3,597,766.0000 17,673,404 0.26% 0.05%
March 11, 2025 Kempton James M VP, CFO and Treasurer D Common Stock 379 $0.00 225,765.0000 17,673,404 0.17% 0.00%
March 5, 2025 SMITH WILLIAM W JR President & CEO A Common Stock 175000 $0.00 3,483,999.0000 17,673,404 5.29% 0.99%
March 5, 2025 Kempton James M VP, CFO and Treasurer A Common Stock 100000 $0.00 168,293.0000 17,673,404 146.43% 0.57%
March 5, 2025 Kempton James M VP, CFO and Treasurer A Common Stock 57851 $0.00 226,144.0000 17,673,404 34.38% 0.33%
March 5, 2025 SMITH WILLIAM W JR President & CEO A Common Stock 123967 $0.00 3,607,966.0000 17,673,404 3.56% 0.70%
Feb. 19, 2025 Kempton James M VP, CFO and Treasurer F Common Stock 213 $1.39 68,293.0000 17,673,404 0.31% 0.00%
Feb. 19, 2025 SMITH WILLIAM W JR President & CEO F Common Stock 635 $1.41 3,308,999.0000 17,673,404 0.02% 0.00%
Jan. 23, 2025 CAMPBELL THOMAS G Director A Common Stock 25000 $0.00 39,213.0000 17,673,404 175.90% 0.14%
Jan. 23, 2025 SZABO GREGORY J Director A Common Stock 25000 $0.00 53,000.0000 17,673,404 89.29% 0.14%
Jan. 23, 2025 Sharma Chetan Director A Stock Option (right to buy) 25000 $0.00 25,000.0000 17,673,404 9999.99% 0.14%
Jan. 23, 2025 Keddy Asha Director A Common Stock 25000 $0.00 34,136.0000 17,673,404 273.64% 0.14%
Jan. 23, 2025 gulko samuel Director A Common Stock 25000 $0.00 49,782.0000 17,673,404 100.88% 0.14%
Jan. 23, 2025 Elfman Steven Lawrence Director A Common Stock 25000 $0.00 48,594.0000 17,673,404 105.96% 0.14%
Jan. 23, 2025 Arno Andrew Director A Common Stock 25000 $0.00 73,139.0000 17,673,404 51.93% 0.14%
Jan. 16, 2025 SMITH WILLIAM W JR President & CEO G Common Stock 49776 $0.00 3,309,634.0000 17,673,404 1.53% 0.28%
Jan. 17, 2025 Kempton James M VP, CFO and Treasurer F Common Stock 1640 $1.23 68,506.0000 17,673,404 2.34% 0.01%
Jan. 16, 2025 SMITH WILLIAM W JR President & CEO G Common Stock 49776 $0.00 3,314,603.0000 17,673,404 1.48% 0.28%
Jan. 17, 2025 SMITH WILLIAM W JR President & CEO F Common Stock 4969 $1.23 3,309,634.0000 17,673,404 0.15% 0.03%
Dec. 17, 2024 SMITH WILLIAM W JR President & CEO F Common Stock 553 $0.77 3,314,603.0000 9,600,000 0.02% 0.01%
Dec. 16, 2024 Kempton James M VP, CFO and Treasurer S Common Stock 437 $0.79 70,329.0000 9,600,000 0.62% 0.00%
Dec. 17, 2024 Kempton James M VP, CFO and Treasurer F Common Stock 183 $0.76 70,146.0000 9,600,000 0.26% 0.00%
Nov. 19, 2024 SMITH WILLIAM W JR President & CEO F Common Stock 81 $0.79 3,315,156.0000 9,600,000 0.00% 0.00%
Dec. 3, 2024 SMITH WILLIAM W JR President & CEO S Common Stock 7066 $0.78 3,315,237.0000 9,600,000 0.21% 0.07%
Nov. 12, 2024 SMITH WILLIAM W JR President & CEO D Common Stock 645 $0.00 3,330,073.0000 9,600,000 0.02% 0.01%
Nov. 12, 2024 Kempton James M VP, CFO and Treasurer D Common Stock 322 $0.00 73,864.0000 9,600,000 0.43% 0.00%
Nov. 13, 2024 Kempton James M VP, CFO and Treasurer F Common Stock 3097 $0.90 70,767.0000 9,600,000 4.19% 0.03%
Nov. 13, 2024 SMITH WILLIAM W JR President & CEO F Common Stock 7770 $0.90 3,322,303.0000 9,600,000 0.23% 0.08%
Oct. 17, 2024 SMITH WILLIAM W JR President & CEO F Common Stock 4317 $1.02 3,330,718.0000 9,600,000 0.13% 0.04%
Oct. 17, 2024 Kempton James M VP, CFO and Treasurer F Common Stock 1386 $1.02 74,186.0000 9,600,000 1.83% 0.01%
Oct. 1, 2024 SMITH WILLIAM W JR President & CEO A Common Stock 2575107 $1.17 3,335,035.0000 9,600,000 338.86% 26.82%
Oct. 2, 2024 SMITH WILLIAM W JR President & CEO A Common Stock Purchase Warrant 2575107 $0.00 2,575,107.0000 9,600,000 9999.99% 26.82%
Sept. 17, 2024 Kempton James M VP, CFO and Treasurer F Common Stock 183 $0.60 75,353.0000 9,600,000 0.24% 0.00%
Sept. 17, 2024 SMITH WILLIAM W JR President & CEO F Common Stock 554 $0.58 759,928.0000 9,600,000 0.07% 0.01%
Aug. 19, 2024 SMITH WILLIAM W JR President & CEO F Common Stock 82 $0.84 760,482.0000 9,600,000 0.01% 0.00%
Aug. 12, 2024 Kempton James M VP, CFO and Treasurer D Common Stock 141 $0.00 76,738.0000 9,600,000 0.18% 0.00%
Aug. 13, 2024 Kempton James M VP, CFO and Treasurer F Common Stock 1202 $0.85 75,536.0000 9,600,000 1.57% 0.01%
Aug. 12, 2024 SMITH WILLIAM W JR President & CEO D Common Stock 283 $0.00 763,689.0000 9,600,000 0.04% 0.00%
Aug. 13, 2024 SMITH WILLIAM W JR President & CEO F Common Stock 3125 $0.85 760,564.0000 9,600,000 0.41% 0.03%
July 22, 2024 Kempton James M VP, CFO and Treasurer F Common Stock 602 $2.28 76,879.0000 9,600,000 0.78% 0.01%
July 22, 2024 SMITH WILLIAM W JR President & CEO F Common Stock 1931 $2.28 763,972.0000 9,600,000 0.25% 0.02%
July 8, 2024 Kempton James M VP, CFO and Treasurer A Common Stock 29538 $0.00 77,481.0000 9,600,000 61.61% 0.31%
July 8, 2024 SMITH WILLIAM W JR President & CEO A Common Stock 63294 $0.00 765,903.0000 9,600,000 9.01% 0.66%
June 20, 2024 SMITH WILLIAM W JR President & CEO F Common Stock 541 $2.22 702,609.0000 9,600,000 0.08% 0.01%
June 20, 2024 Kempton James M VP, CFO and Treasurer F Common Stock 214 $2.22 47,943.0000 9,600,000 0.44% 0.00%
May 21, 2024 Kempton James M VP, CFO and Treasurer F Common Stock 1826 $2.51 48,157.0000 9,600,000 3.65% 0.02%
May 20, 2024 Kempton James M VP, CFO and Treasurer F Common Stock 432 $2.43 49,983.0000 9,600,000 0.86% 0.00%
May 21, 2024 SMITH WILLIAM W JR President & CEO F Common Stock 4745 $2.47 703,150.0000 9,600,000 0.67% 0.05%
May 20, 2024 SMITH WILLIAM W JR President & CEO F Common Stock 1271 $2.43 707,895.0000 9,600,000 0.18% 0.01%
April 1, 2024 Kempton James M VP, CFO and Treasurer A Common Stock 250 $0.29 403,317.0000 9,347,979 0.06% 0.00%
March 19, 2024 Kempton James M VP, CFO and Treasurer F Common Stock 4906 $0.34 403,067.0000 9,347,979 1.20% 0.05%
March 19, 2024 SMITH WILLIAM W JR President & CEO F Common Stock 11866 $0.34 5,673,337.0000 9,347,979 0.21% 0.13%
March 13, 2024 Kempton James M VP, CFO and Treasurer S Common Stock 4804 $0.35 407,973.0000 9,347,979 1.16% 0.05%
March 13, 2024 SMITH WILLIAM W JR President & CEO S Common Stock 11651 $0.35 5,685,203.0000 9,347,979 0.20% 0.12%
Feb. 22, 2024 SMITH WILLIAM W JR President & CEO F Common Stock 5060 $0.78 5,710,440.0000 9,347,979 0.09% 0.05%
Feb. 21, 2024 SMITH WILLIAM W JR President & CEO A Common Stock 175000 $0.00 5,715,500.0000 9,347,979 3.16% 1.87%
Feb. 21, 2024 SMITH WILLIAM W JR President & CEO A Common Stock 175000 $0.00 5,540,500.0000 9,347,979 3.26% 1.87%
Feb. 22, 2024 Kempton James M VP, CFO and Treasurer D Common Stock 7291 $0.00 412,777.0000 9,347,979 1.74% 0.08%
Feb. 22, 2024 Kempton James M VP, CFO and Treasurer F Common Stock 1018 $0.77 420,068.0000 9,347,979 0.24% 0.01%
Feb. 21, 2024 Kempton James M VP, CFO and Treasurer A Common Stock 86422 $0.00 421,086.0000 9,347,979 25.82% 0.92%
Feb. 21, 2024 Kempton James M VP, CFO and Treasurer A Common Stock 100000 $0.00 334,664.0000 9,347,979 42.61% 1.07%
Feb. 22, 2024 SMITH WILLIAM W JR President & CEO D Common Stock 13586 $0.00 5,696,854.0000 9,347,979 0.24% 0.15%
Jan. 23, 2024 SMITH WILLIAM W JR President & CEO S Common Stock 6952 $0.77 5,365,500.0000 9,347,979 0.13% 0.07%
Jan. 23, 2024 Kempton James M VP, CFO and Treasurer S Common Stock 2293 $0.77 234,664.0000 9,347,979 0.97% 0.02%
Jan. 18, 2024 SMITH WILLIAM W JR President & CEO F Common Stock 5059 $0.78 5,372,452.0000 9,347,979 0.09% 0.05%
Jan. 18, 2024 Kempton James M VP, CFO and Treasurer F Common Stock 1016 $0.77 236,957.0000 9,347,979 0.43% 0.01%
Jan. 16, 2024 Arno Andrew Director A Common Stock 25000 $0.00 385,105.0000 9,347,979 6.94% 0.27%
Jan. 16, 2024 Elfman Steven Lawrence Director A Common Stock 25000 $0.00 188,750.0000 9,347,979 15.27% 0.27%
Jan. 16, 2024 gulko samuel Director A Common Stock 25000 $0.00 198,250.0000 9,347,979 14.43% 0.27%
Jan. 16, 2024 Keddy Asha Director A Common Stock 25000 $0.00 73,082.0000 9,347,979 51.99% 0.27%
Jan. 16, 2024 Sharma Chetan Director A Common Stock 25000 $0.00 69,082.0000 9,347,979 56.71% 0.27%
Jan. 16, 2024 SZABO GREGORY J Director A Common Stock 25000 $0.00 224,000.0000 9,347,979 12.56% 0.27%
Jan. 16, 2024 CAMPBELL THOMAS G Director A Common Stock 25000 $0.00 113,700.0000 9,347,979 28.18% 0.27%