Current Snapshot
Latest Year
2025
2025 Participants
162
2025 Assets
$3,255,189
2025 Contributions
$814,779
Historical Graphs
Total Assets Over Time
Aggregate end-of-year assets by filing year, excluding zero-asset years
Participants Over Time
Largest reported end-of-year plan headcount by filing year, used to avoid double-counting participants across overlapping plans
Company Timeline
Year summaries and individual filings are combined here so you can stay in one place while moving across years and plan filings.
| Year / Filing | Filings | Participants | Assets | Contributions | Contrib./Participant |
|---|---|---|---|---|---|
| 2025 | 1 | 162 | $0 | $0 | - |
| Perspective Therapeutics Inc. Group Welfare Plan | - | 162 | - | - | - |
| 2024 | 1 | 128 | $0 | $0 | - |
| Perspective Therapeutics Inc. Group Welfare Plan | - | 128 | - | - | - |
| 2023 | 1 | 0 | $0 | $0 | - |
| Isoray Inc. 401(K) Plan | - | 0 | - | - | - |
| 2022 | 1 | 62 | $3,255,189 | $814,779 | $13,142iApproximate average salary by contribution assumption: employee only about $328,540 at 4% or $219,027 at 6%; with 50% employer match about $219,027 at 4% or $146,018 at 6%; with 100% employer match about $164,270 at 4% or $109,513 at 6%. |
| Isoray Inc. 401(K) Plan | - | 62 | $3,255,189 | $814,779 | $13,142iApproximate average salary by contribution assumption: employee only about $328,540 at 4% or $219,027 at 6%; with 50% employer match about $219,027 at 4% or $146,018 at 6%; with 100% employer match about $164,270 at 4% or $109,513 at 6%. |
| 2021 | 1 | 58 | $3,601,531 | $500,985 | $8,638iApproximate average salary by contribution assumption: employee only about $215,942 at 4% or $143,961 at 6%; with 50% employer match about $143,961 at 4% or $95,974 at 6%; with 100% employer match about $107,971 at 4% or $71,981 at 6%. |
| Isoray Inc. 401(K) Plan | - | 58 | $3,601,531 | $500,985 | $8,638iApproximate average salary by contribution assumption: employee only about $215,942 at 4% or $143,961 at 6%; with 50% employer match about $143,961 at 4% or $95,974 at 6%; with 100% employer match about $107,971 at 4% or $71,981 at 6%. |
| 2020 | 1 | 52 | $2,880,741 | $423,780 | $8,150iApproximate average salary by contribution assumption: employee only about $203,740 at 4% or $135,827 at 6%; with 50% employer match about $135,827 at 4% or $90,551 at 6%; with 100% employer match about $101,870 at 4% or $67,913 at 6%. |
| Isoray Inc. 401(K) Plan | - | 52 | $2,880,741 | $423,780 | $8,150iApproximate average salary by contribution assumption: employee only about $203,740 at 4% or $135,827 at 6%; with 50% employer match about $135,827 at 4% or $90,551 at 6%; with 100% employer match about $101,870 at 4% or $67,913 at 6%. |
| 2019 | 1 | 45 | $2,021,077 | $368,374 | $8,186iApproximate average salary by contribution assumption: employee only about $204,652 at 4% or $136,435 at 6%; with 50% employer match about $136,435 at 4% or $90,957 at 6%; with 100% employer match about $102,326 at 4% or $68,217 at 6%. |
| Isoray Inc. 401(K) Plan | - | 45 | $2,021,077 | $368,374 | $8,186iApproximate average salary by contribution assumption: employee only about $204,652 at 4% or $136,435 at 6%; with 50% employer match about $136,435 at 4% or $90,957 at 6%; with 100% employer match about $102,326 at 4% or $68,217 at 6%. |
| 2018 | 1 | 39 | $1,432,790 | $290,780 | $7,456iApproximate average salary by contribution assumption: employee only about $186,397 at 4% or $124,265 at 6%; with 50% employer match about $124,265 at 4% or $82,843 at 6%; with 100% employer match about $93,199 at 4% or $62,132 at 6%. |
| Isoray Inc. 401(K) Plan | - | 39 | $1,432,790 | $290,780 | $7,456iApproximate average salary by contribution assumption: employee only about $186,397 at 4% or $124,265 at 6%; with 50% employer match about $124,265 at 4% or $82,843 at 6%; with 100% employer match about $93,199 at 4% or $62,132 at 6%. |
| 2017 | 1 | 34 | $1,753,450 | $231,568 | $6,811iApproximate average salary by contribution assumption: employee only about $170,271 at 4% or $113,514 at 6%; with 50% employer match about $113,514 at 4% or $75,676 at 6%; with 100% employer match about $85,135 at 4% or $56,757 at 6%. |
| Isoray Inc. 401(K) Plan | - | 34 | $1,753,450 | $231,568 | $6,811iApproximate average salary by contribution assumption: employee only about $170,271 at 4% or $113,514 at 6%; with 50% employer match about $113,514 at 4% or $75,676 at 6%; with 100% employer match about $85,135 at 4% or $56,757 at 6%. |
| 2016 | 1 | 37 | $1,435,173 | $169,664 | $4,586iApproximate average salary by contribution assumption: employee only about $114,638 at 4% or $76,425 at 6%; with 50% employer match about $76,425 at 4% or $50,950 at 6%; with 100% employer match about $57,319 at 4% or $38,213 at 6%. |
| Isoray Inc. 401(K) Plan | - | 37 | $1,435,173 | $169,664 | $4,586iApproximate average salary by contribution assumption: employee only about $114,638 at 4% or $76,425 at 6%; with 50% employer match about $76,425 at 4% or $50,950 at 6%; with 100% employer match about $57,319 at 4% or $38,213 at 6%. |
| 2015 | 1 | 33 | $1,460,530 | $172,275 | $5,220iApproximate average salary by contribution assumption: employee only about $130,511 at 4% or $87,008 at 6%; with 50% employer match about $87,008 at 4% or $58,005 at 6%; with 100% employer match about $65,256 at 4% or $43,504 at 6%. |
| Isoray Inc. 401(K) Plan | - | 33 | $1,460,530 | $172,275 | $5,220iApproximate average salary by contribution assumption: employee only about $130,511 at 4% or $87,008 at 6%; with 50% employer match about $87,008 at 4% or $58,005 at 6%; with 100% employer match about $65,256 at 4% or $43,504 at 6%. |
| 2014 | 1 | 37 | $1,371,974 | $400,900 | $10,835iApproximate average salary by contribution assumption: employee only about $270,878 at 4% or $180,586 at 6%; with 50% employer match about $180,586 at 4% or $120,390 at 6%; with 100% employer match about $135,439 at 4% or $90,293 at 6%. |
| Isoray Inc. 401(K) Plan | - | 37 | $1,371,974 | $400,900 | $10,835iApproximate average salary by contribution assumption: employee only about $270,878 at 4% or $180,586 at 6%; with 50% employer match about $180,586 at 4% or $120,390 at 6%; with 100% employer match about $135,439 at 4% or $90,293 at 6%. |
| 2013 | 1 | 36 | $1,179,777 | $145,994 | $4,055iApproximate average salary by contribution assumption: employee only about $101,385 at 4% or $67,590 at 6%; with 50% employer match about $67,590 at 4% or $45,060 at 6%; with 100% employer match about $50,692 at 4% or $33,795 at 6%. |
| Isoray Inc. 401(K) Plan | - | 36 | $1,179,777 | $145,994 | $4,055iApproximate average salary by contribution assumption: employee only about $101,385 at 4% or $67,590 at 6%; with 50% employer match about $67,590 at 4% or $45,060 at 6%; with 100% employer match about $50,692 at 4% or $33,795 at 6%. |
| 2008 | 1 | 47 | $239,188 | $178,913 | $3,807iApproximate average salary by contribution assumption: employee only about $95,166 at 4% or $63,444 at 6%; with 50% employer match about $63,444 at 4% or $42,296 at 6%; with 100% employer match about $47,583 at 4% or $31,722 at 6%. |
| Isoray Inc. 401(K) Plan | - | 47 | $239,188 | $178,913 | $3,807iApproximate average salary by contribution assumption: employee only about $95,166 at 4% or $63,444 at 6%; with 50% employer match about $63,444 at 4% or $42,296 at 6%; with 100% employer match about $47,583 at 4% or $31,722 at 6%. |
| 2007 | 1 | 66 | $249,738 | $180,404 | $2,733iApproximate average salary by contribution assumption: employee only about $68,335 at 4% or $45,557 at 6%; with 50% employer match about $45,557 at 4% or $30,371 at 6%; with 100% employer match about $34,167 at 4% or $22,778 at 6%. |
| Isoray Inc. 401(K) Plan | - | 66 | $249,738 | $180,404 | $2,733iApproximate average salary by contribution assumption: employee only about $68,335 at 4% or $45,557 at 6%; with 50% employer match about $45,557 at 4% or $30,371 at 6%; with 100% employer match about $34,167 at 4% or $22,778 at 6%. |
| 2006 | 1 | 65 | $79,275 | $77,192 | $1,188iApproximate average salary by contribution assumption: employee only about $29,689 at 4% or $19,793 at 6%; with 50% employer match about $19,793 at 4% or $13,195 at 6%; with 100% employer match about $14,845 at 4% or $9,896 at 6%. |
| Isoray Inc. 401(K) Plan | - | 65 | $79,275 | $77,192 | $1,188iApproximate average salary by contribution assumption: employee only about $29,689 at 4% or $19,793 at 6%; with 50% employer match about $19,793 at 4% or $13,195 at 6%; with 100% employer match about $14,845 at 4% or $9,896 at 6%. |