United States Software & IT Services

Smith Micro Software Inc (SMSI)

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The most recent insider trading activity occurred on December 11, 2025, with William W. Smith Jr., President and CEO, selling shares valued at $21,273.84. Prior to this, on December 10, 2025, "Smith, William W." also a 10% Stockholder, Director, and Officer, proposed a sale of 75,294 shares. These transactions represent significant sell-offs by key executives.
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Ticker: SMSI Exchange: NAS
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• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Activity signal Earnings
Top insiders
Trades
SMITH WILLIAM W JR
President and CEO
1 sale — total 21,274 USD
Sale 11 Dec 2025
Value US$2,271,602.68 | Price 25.15 | Shares 52,595
Sale 10 Dec 2025
Value US$1,709,091.17 | Price 319.97 | Shares 68,508
Proposed sale 10 Dec 2025
Value US$47,442.75 | Price 0.63 | Shares 75,294
Sale 14 Mar 2025
Value US$7,100.00 | Price 0.71 | Shares 10,000
Proposed sale 14 Mar 2025
Value US$7,100.00 | Price 0.71 | Shares 10,000
Sale 16 Dec 2024
Value US$344.62 | Price 0.79 | Shares 437
Proposed sale 16 Dec 2024
Value US$344.62 | Price 0.79 | Shares 437
Sale 3 Dec 2024
Value US$5,512.19 | Price 0.78 | Shares 7,066
Proposed sale 3 Dec 2024
Value US$5,512.19 | Price 0.78 | Shares 7,066
Sale 13 Mar 2024
Value US$1,681.40 | Price 0.35 | Shares 4,804
Sale 13 Mar 2024
Value US$4,077.85 | Price 0.35 | Shares 11,651
Proposed sale 13 Mar 2024
Value US$4,090.87 | Price 0.36 | Shares 11,427
Proposed sale 13 Mar 2024
Value US$1,686.54 | Price 0.36 | Shares 4,711
Sale 23 Jan 2024
Value US$5,318.98 | Price 0.77 | Shares 6,952
Sale 23 Jan 2024
Value US$1,754.37 | Price 0.77 | Shares 2,293
Proposed sale 23 Jan 2024
Value US$5,528.89 | Price 0.80 | Shares 6,938
Proposed sale 23 Jan 2024
Value US$1,824.10 | Price 0.80 | Shares 2,289
Sale 1 Dec 2023
Value US$11,832.20 | Price 0.67 | Shares 17,660
Sale 1 Dec 2023
Value US$4,542.60 | Price 0.67 | Shares 6,780
Proposed sale 1 Dec 2023
Value US$12,000.37 | Price 0.67 | Shares 17,911
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value 		Number of shares Price Value Details
2025-12-11 2025-12-11 S Sale
1.5
SMITH WILLIAM W JR

President and CEO

Executive Director Large shareholder
52,595 -30.1%
25.15
US$2,271,603 		52,595 -30.1% 25.15 US$2,271,603
2025-12-11 2025-12-10 S Sale
1.5
SMITH WILLIAM W JR

President and CEO

Executive Director Large shareholder
68,508 +27.7%
319.97
US$1,709,091 		68,508 +27.7% 319.97 US$1,709,091
2025-12-10 2025-12-10 PrS Proposed sale
1.5
Smith, William W.

Officer; Director; 10% Stockholder

Executive Director Large shareholder
17,383
299.64
US$4,029,117 		17,383 299.64 US$4,029,117
2025-03-17 2025-03-14 S Sale
1.7
CAMPBELL THOMAS G
Non-Executive Director
10,000 -25.5%
0.71
US$7,100 		10,000 -25.5% 0.71 US$7,100
2025-03-14 2025-03-14 PrS Proposed sale
1.7
Thomas G. Campbell

Director

Non-Executive Director
10,000
0.71
US$7,100 		10,000 0.71 US$7,100
2024-12-18 2024-12-16 S Sale
2.0
Kempton James M

VP, CFO and Treasurer

Officer
437 -0.6%
0.79
US$345 		437 -0.6% 0.79 US$345
2024-12-16 2024-12-16 PrS Proposed sale
2.0
Kempton James M

Officer

Officer
437
0.79
US$345 		437 0.79 US$345
2024-12-04 2024-12-03 S Sale
1.5
SMITH WILLIAM W JR

President & CEO

Executive Director
7,066 -0.2%
0.78
US$5,512 		7,066 -0.2% 0.78 US$5,512
2024-12-03 2024-12-03 PrS Proposed sale
1.5
WILLIAM W SMITH JR

Officer; Director; 10% Stockholder

Executive Director Large shareholder
7,066
0.78
US$5,512 		7,066 0.78 US$5,512
2024-03-15 2024-03-13 S Sale
2.0
Kempton James M

VP, CFO and Treasurer

Officer
4,804 -1.2%
0.35
US$1,681 		4,804 -1.2% 0.35 US$1,681
2024-03-15 2024-03-13 S Sale
1.5
SMITH WILLIAM W JR

President & CEO

Executive Director
11,651 -1.7%
0.35
US$4,078 		11,651 -1.7% 0.35 US$4,078
2024-03-13 2024-03-13 PrS Proposed sale
1.5
William W. Smith Jr.

Officer; Director

Executive Director
11,427
0.36
US$4,091 		11,427 0.36 US$4,091
2024-03-13 2024-03-13 PrS Proposed sale
2.0
James M. Kempton

Officer

Officer
4,711
0.36
US$1,687 		4,711 0.36 US$1,687
2024-01-24 2024-01-23 S Sale
1.5
SMITH WILLIAM W JR

President & CEO

Executive Director
6,952 -1.9%
0.77
US$5,319 		6,952 -1.9% 0.77 US$5,319
2024-01-24 2024-01-23 S Sale
2.0
Kempton James M

VP, CFO and Treasurer

Officer
2,293 -1.0%
0.77
US$1,754 		2,293 -1.0% 0.77 US$1,754
2024-01-22 2024-01-23 PrS Proposed sale
1.5
Wiliam W. Smith Jr.

Officer; Director

Executive Director
6,938
0.80
US$5,529 		6,938 0.80 US$5,529
2024-01-22 2024-01-23 PrS Proposed sale
2.0
James M. Kempton

Officer

Officer
2,289
0.80
US$1,824 		2,289 0.80 US$1,824
2023-12-01 2023-12-01 S Sale
1.5
SMITH WILLIAM W JR

President & CEO

Executive Director
17,660 -3.9%
0.67
US$11,832 		17,660 -3.9% 0.67 US$11,832
2023-12-01 2023-12-01 S Sale
2.0
Kempton James M

VP, CFO and Treasurer

Officer
6,780 -2.8%
0.67
US$4,543 		6,780 -2.8% 0.67 US$4,543
2023-11-30 2023-12-01 PrS Proposed sale
1.5
William W. Smith, Jr.

Officer; Director

Executive Director
17,911
0.67
US$12,000 		17,911 0.67 US$12,000
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